Without delay, let's solve this. We've got 387 and we will be multiplying it by 439, that is, adding 387 to itself 439 times.
Step 1: 0 + 387 = 387
Step 2: 387 + 387 = 774
Step 3: 774 + 387 = 1161
Step 4: 1161 + 387 = 1548
Step 5: 1548 + 387 = 1935
Step 6: 1935 + 387 = 2322
Step 7: 2322 + 387 = 2709
Step 8: 2709 + 387 = 3096
Step 9: 3096 + 387 = 3483
Step 10: 3483 + 387 = 3870
Step 11: 3870 + 387 = 4257
Step 12: 4257 + 387 = 4644
Step 13: 4644 + 387 = 5031
Step 14: 5031 + 387 = 5418
Step 15: 5418 + 387 = 5805
Step 16: 5805 + 387 = 6192
Step 17: 6192 + 387 = 6579
Step 18: 6579 + 387 = 6966
Step 19: 6966 + 387 = 7353
Step 20: 7353 + 387 = 7740
Step 21: 7740 + 387 = 8127
Step 22: 8127 + 387 = 8514
Step 23: 8514 + 387 = 8901
Step 24: 8901 + 387 = 9288
Step 25: 9288 + 387 = 9675
Step 26: 9675 + 387 = 10062
Step 27: 10062 + 387 = 10449
Step 28: 10449 + 387 = 10836
Step 29: 10836 + 387 = 11223
Step 30: 11223 + 387 = 11610
Step 31: 11610 + 387 = 11997
Step 32: 11997 + 387 = 12384
Step 33: 12384 + 387 = 12771
Step 34: 12771 + 387 = 13158
Step 35: 13158 + 387 = 13545
Step 36: 13545 + 387 = 13932
Step 37: 13932 + 387 = 14319
Step 38: 14319 + 387 = 14706
Step 39: 14706 + 387 = 15093
Step 40: 15093 + 387 = 15480
Step 41: 15480 + 387 = 15867
Step 42: 15867 + 387 = 16254
Step 43: 16254 + 387 = 16641
Step 44: 16641 + 387 = 17028
Step 45: 17028 + 387 = 17415
Step 46: 17415 + 387 = 17802
Step 47: 17802 + 387 = 18189
Step 48: 18189 + 387 = 18576
Step 49: 18576 + 387 = 18963
Step 50: 18963 + 387 = 19350
Step 51: 19350 + 387 = 19737
Step 52: 19737 + 387 = 20124
Step 53: 20124 + 387 = 20511
Step 54: 20511 + 387 = 20898
Step 55: 20898 + 387 = 21285
Step 56: 21285 + 387 = 21672
Step 57: 21672 + 387 = 22059
Step 58: 22059 + 387 = 22446
Step 59: 22446 + 387 = 22833
Step 60: 22833 + 387 = 23220
Step 61: 23220 + 387 = 23607
Step 62: 23607 + 387 = 23994
Step 63: 23994 + 387 = 24381
Step 64: 24381 + 387 = 24768
Step 65: 24768 + 387 = 25155
Step 66: 25155 + 387 = 25542
Step 67: 25542 + 387 = 25929
Step 68: 25929 + 387 = 26316
Step 69: 26316 + 387 = 26703
Step 70: 26703 + 387 = 27090
Step 71: 27090 + 387 = 27477
Step 72: 27477 + 387 = 27864
Step 73: 27864 + 387 = 28251
Step 74: 28251 + 387 = 28638
Step 75: 28638 + 387 = 29025
Step 76: 29025 + 387 = 29412
Step 77: 29412 + 387 = 29799
Step 78: 29799 + 387 = 30186
Step 79: 30186 + 387 = 30573
Step 80: 30573 + 387 = 30960
Step 81: 30960 + 387 = 31347
Step 82: 31347 + 387 = 31734
Step 83: 31734 + 387 = 32121
Step 84: 32121 + 387 = 32508
Step 85: 32508 + 387 = 32895
Step 86: 32895 + 387 = 33282
Step 87: 33282 + 387 = 33669
Step 88: 33669 + 387 = 34056
Step 89: 34056 + 387 = 34443
Step 90: 34443 + 387 = 34830
Step 91: 34830 + 387 = 35217
Step 92: 35217 + 387 = 35604
Step 93: 35604 + 387 = 35991
Step 94: 35991 + 387 = 36378
Step 95: 36378 + 387 = 36765
Step 96: 36765 + 387 = 37152
Step 97: 37152 + 387 = 37539
Step 98: 37539 + 387 = 37926
Step 99: 37926 + 387 = 38313
Step 100: 38313 + 387 = 38700
Step 101: 38700 + 387 = 39087
Step 102: 39087 + 387 = 39474
Step 103: 39474 + 387 = 39861
Step 104: 39861 + 387 = 40248
Step 105: 40248 + 387 = 40635
Step 106: 40635 + 387 = 41022
Step 107: 41022 + 387 = 41409
Step 108: 41409 + 387 = 41796
Step 109: 41796 + 387 = 42183
Step 110: 42183 + 387 = 42570
Step 111: 42570 + 387 = 42957
Step 112: 42957 + 387 = 43344
Step 113: 43344 + 387 = 43731
Step 114: 43731 + 387 = 44118
Step 115: 44118 + 387 = 44505
Step 116: 44505 + 387 = 44892
Step 117: 44892 + 387 = 45279
Step 118: 45279 + 387 = 45666
Step 119: 45666 + 387 = 46053
Step 120: 46053 + 387 = 46440
Step 121: 46440 + 387 = 46827
Step 122: 46827 + 387 = 47214
Step 123: 47214 + 387 = 47601
Step 124: 47601 + 387 = 47988
Step 125: 47988 + 387 = 48375
Step 126: 48375 + 387 = 48762
Step 127: 48762 + 387 = 49149
Step 128: 49149 + 387 = 49536
Step 129: 49536 + 387 = 49923
Step 130: 49923 + 387 = 50310
Step 131: 50310 + 387 = 50697
Step 132: 50697 + 387 = 51084
Step 133: 51084 + 387 = 51471
Step 134: 51471 + 387 = 51858
Step 135: 51858 + 387 = 52245
Step 136: 52245 + 387 = 52632
Step 137: 52632 + 387 = 53019
Step 138: 53019 + 387 = 53406
Step 139: 53406 + 387 = 53793
Step 140: 53793 + 387 = 54180
Step 141: 54180 + 387 = 54567
Step 142: 54567 + 387 = 54954
Step 143: 54954 + 387 = 55341
Step 144: 55341 + 387 = 55728
Step 145: 55728 + 387 = 56115
Step 146: 56115 + 387 = 56502
Step 147: 56502 + 387 = 56889
Step 148: 56889 + 387 = 57276
Step 149: 57276 + 387 = 57663
Step 150: 57663 + 387 = 58050
Step 151: 58050 + 387 = 58437
Step 152: 58437 + 387 = 58824
Step 153: 58824 + 387 = 59211
Step 154: 59211 + 387 = 59598
Step 155: 59598 + 387 = 59985
Step 156: 59985 + 387 = 60372
Step 157: 60372 + 387 = 60759
Step 158: 60759 + 387 = 61146
Step 159: 61146 + 387 = 61533
Step 160: 61533 + 387 = 61920
Step 161: 61920 + 387 = 62307
Step 162: 62307 + 387 = 62694
Step 163: 62694 + 387 = 63081
Step 164: 63081 + 387 = 63468
Step 165: 63468 + 387 = 63855
Step 166: 63855 + 387 = 64242
Step 167: 64242 + 387 = 64629
Step 168: 64629 + 387 = 65016
Step 169: 65016 + 387 = 65403
Step 170: 65403 + 387 = 65790
Step 171: 65790 + 387 = 66177
Step 172: 66177 + 387 = 66564
Step 173: 66564 + 387 = 66951
Step 174: 66951 + 387 = 67338
Step 175: 67338 + 387 = 67725
Step 176: 67725 + 387 = 68112
Step 177: 68112 + 387 = 68499
Step 178: 68499 + 387 = 68886
Step 179: 68886 + 387 = 69273
Step 180: 69273 + 387 = 69660
Step 181: 69660 + 387 = 70047
Step 182: 70047 + 387 = 70434
Step 183: 70434 + 387 = 70821
Step 184: 70821 + 387 = 71208
Step 185: 71208 + 387 = 71595
Step 186: 71595 + 387 = 71982
Step 187: 71982 + 387 = 72369
Step 188: 72369 + 387 = 72756
Step 189: 72756 + 387 = 73143
Step 190: 73143 + 387 = 73530
Step 191: 73530 + 387 = 73917
Step 192: 73917 + 387 = 74304
Step 193: 74304 + 387 = 74691
Step 194: 74691 + 387 = 75078
Step 195: 75078 + 387 = 75465
Step 196: 75465 + 387 = 75852
Step 197: 75852 + 387 = 76239
Step 198: 76239 + 387 = 76626
Step 199: 76626 + 387 = 77013
Step 200: 77013 + 387 = 77400
Step 201: 77400 + 387 = 77787
Step 202: 77787 + 387 = 78174
Step 203: 78174 + 387 = 78561
Step 204: 78561 + 387 = 78948
Step 205: 78948 + 387 = 79335
Step 206: 79335 + 387 = 79722
Step 207: 79722 + 387 = 80109
Step 208: 80109 + 387 = 80496
Step 209: 80496 + 387 = 80883
Step 210: 80883 + 387 = 81270
Step 211: 81270 + 387 = 81657
Step 212: 81657 + 387 = 82044
Step 213: 82044 + 387 = 82431
Step 214: 82431 + 387 = 82818
Step 215: 82818 + 387 = 83205
Step 216: 83205 + 387 = 83592
Step 217: 83592 + 387 = 83979
Step 218: 83979 + 387 = 84366
Step 219: 84366 + 387 = 84753
Step 220: 84753 + 387 = 85140
Step 221: 85140 + 387 = 85527
Step 222: 85527 + 387 = 85914
Step 223: 85914 + 387 = 86301
Step 224: 86301 + 387 = 86688
Step 225: 86688 + 387 = 87075
Step 226: 87075 + 387 = 87462
Step 227: 87462 + 387 = 87849
Step 228: 87849 + 387 = 88236
Step 229: 88236 + 387 = 88623
Step 230: 88623 + 387 = 89010
Step 231: 89010 + 387 = 89397
Step 232: 89397 + 387 = 89784
Step 233: 89784 + 387 = 90171
Step 234: 90171 + 387 = 90558
Step 235: 90558 + 387 = 90945
Step 236: 90945 + 387 = 91332
Step 237: 91332 + 387 = 91719
Step 238: 91719 + 387 = 92106
Step 239: 92106 + 387 = 92493
Step 240: 92493 + 387 = 92880
Step 241: 92880 + 387 = 93267
Step 242: 93267 + 387 = 93654
Step 243: 93654 + 387 = 94041
Step 244: 94041 + 387 = 94428
Step 245: 94428 + 387 = 94815
Step 246: 94815 + 387 = 95202
Step 247: 95202 + 387 = 95589
Step 248: 95589 + 387 = 95976
Step 249: 95976 + 387 = 96363
Step 250: 96363 + 387 = 96750
Step 251: 96750 + 387 = 97137
Step 252: 97137 + 387 = 97524
Step 253: 97524 + 387 = 97911
Step 254: 97911 + 387 = 98298
Step 255: 98298 + 387 = 98685
Step 256: 98685 + 387 = 99072
Step 257: 99072 + 387 = 99459
Step 258: 99459 + 387 = 99846
Step 259: 99846 + 387 = 100233
Step 260: 100233 + 387 = 100620
Step 261: 100620 + 387 = 101007
Step 262: 101007 + 387 = 101394
Step 263: 101394 + 387 = 101781
Step 264: 101781 + 387 = 102168
Step 265: 102168 + 387 = 102555
Step 266: 102555 + 387 = 102942
Step 267: 102942 + 387 = 103329
Step 268: 103329 + 387 = 103716
Step 269: 103716 + 387 = 104103
Step 270: 104103 + 387 = 104490
Step 271: 104490 + 387 = 104877
Step 272: 104877 + 387 = 105264
Step 273: 105264 + 387 = 105651
Step 274: 105651 + 387 = 106038
Step 275: 106038 + 387 = 106425
Step 276: 106425 + 387 = 106812
Step 277: 106812 + 387 = 107199
Step 278: 107199 + 387 = 107586
Step 279: 107586 + 387 = 107973
Step 280: 107973 + 387 = 108360
Step 281: 108360 + 387 = 108747
Step 282: 108747 + 387 = 109134
Step 283: 109134 + 387 = 109521
Step 284: 109521 + 387 = 109908
Step 285: 109908 + 387 = 110295
Step 286: 110295 + 387 = 110682
Step 287: 110682 + 387 = 111069
Step 288: 111069 + 387 = 111456
Step 289: 111456 + 387 = 111843
Step 290: 111843 + 387 = 112230
Step 291: 112230 + 387 = 112617
Step 292: 112617 + 387 = 113004
Step 293: 113004 + 387 = 113391
Step 294: 113391 + 387 = 113778
Step 295: 113778 + 387 = 114165
Step 296: 114165 + 387 = 114552
Step 297: 114552 + 387 = 114939
Step 298: 114939 + 387 = 115326
Step 299: 115326 + 387 = 115713
Step 300: 115713 + 387 = 116100
Step 301: 116100 + 387 = 116487
Step 302: 116487 + 387 = 116874
Step 303: 116874 + 387 = 117261
Step 304: 117261 + 387 = 117648
Step 305: 117648 + 387 = 118035
Step 306: 118035 + 387 = 118422
Step 307: 118422 + 387 = 118809
Step 308: 118809 + 387 = 119196
Step 309: 119196 + 387 = 119583
Step 310: 119583 + 387 = 119970
Step 311: 119970 + 387 = 120357
Step 312: 120357 + 387 = 120744
Step 313: 120744 + 387 = 121131
Step 314: 121131 + 387 = 121518
Step 315: 121518 + 387 = 121905
Step 316: 121905 + 387 = 122292
Step 317: 122292 + 387 = 122679
Step 318: 122679 + 387 = 123066
Step 319: 123066 + 387 = 123453
Step 320: 123453 + 387 = 123840
Step 321: 123840 + 387 = 124227
Step 322: 124227 + 387 = 124614
Step 323: 124614 + 387 = 125001
Step 324: 125001 + 387 = 125388
Step 325: 125388 + 387 = 125775
Step 326: 125775 + 387 = 126162
Step 327: 126162 + 387 = 126549
Step 328: 126549 + 387 = 126936
Step 329: 126936 + 387 = 127323
Step 330: 127323 + 387 = 127710
Step 331: 127710 + 387 = 128097
Step 332: 128097 + 387 = 128484
Step 333: 128484 + 387 = 128871
Step 334: 128871 + 387 = 129258
Step 335: 129258 + 387 = 129645
Step 336: 129645 + 387 = 130032
Step 337: 130032 + 387 = 130419
Step 338: 130419 + 387 = 130806
Step 339: 130806 + 387 = 131193
Step 340: 131193 + 387 = 131580
Step 341: 131580 + 387 = 131967
Step 342: 131967 + 387 = 132354
Step 343: 132354 + 387 = 132741
Step 344: 132741 + 387 = 133128
Step 345: 133128 + 387 = 133515
Step 346: 133515 + 387 = 133902
Step 347: 133902 + 387 = 134289
Step 348: 134289 + 387 = 134676
Step 349: 134676 + 387 = 135063
Step 350: 135063 + 387 = 135450
Step 351: 135450 + 387 = 135837
Step 352: 135837 + 387 = 136224
Step 353: 136224 + 387 = 136611
Step 354: 136611 + 387 = 136998
Step 355: 136998 + 387 = 137385
Step 356: 137385 + 387 = 137772
Step 357: 137772 + 387 = 138159
Step 358: 138159 + 387 = 138546
Step 359: 138546 + 387 = 138933
Step 360: 138933 + 387 = 139320
Step 361: 139320 + 387 = 139707
Step 362: 139707 + 387 = 140094
Step 363: 140094 + 387 = 140481
Step 364: 140481 + 387 = 140868
Step 365: 140868 + 387 = 141255
Step 366: 141255 + 387 = 141642
Step 367: 141642 + 387 = 142029
Step 368: 142029 + 387 = 142416
Step 369: 142416 + 387 = 142803
Step 370: 142803 + 387 = 143190
Step 371: 143190 + 387 = 143577
Step 372: 143577 + 387 = 143964
Step 373: 143964 + 387 = 144351
Step 374: 144351 + 387 = 144738
Step 375: 144738 + 387 = 145125
Step 376: 145125 + 387 = 145512
Step 377: 145512 + 387 = 145899
Step 378: 145899 + 387 = 146286
Step 379: 146286 + 387 = 146673
Step 380: 146673 + 387 = 147060
Step 381: 147060 + 387 = 147447
Step 382: 147447 + 387 = 147834
Step 383: 147834 + 387 = 148221
Step 384: 148221 + 387 = 148608
Step 385: 148608 + 387 = 148995
Step 386: 148995 + 387 = 149382
Step 387: 149382 + 387 = 149769
Step 388: 149769 + 387 = 150156
Step 389: 150156 + 387 = 150543
Step 390: 150543 + 387 = 150930
Step 391: 150930 + 387 = 151317
Step 392: 151317 + 387 = 151704
Step 393: 151704 + 387 = 152091
Step 394: 152091 + 387 = 152478
Step 395: 152478 + 387 = 152865
Step 396: 152865 + 387 = 153252
Step 397: 153252 + 387 = 153639
Step 398: 153639 + 387 = 154026
Step 399: 154026 + 387 = 154413
Step 400: 154413 + 387 = 154800
Step 401: 154800 + 387 = 155187
Step 402: 155187 + 387 = 155574
Step 403: 155574 + 387 = 155961
Step 404: 155961 + 387 = 156348
Step 405: 156348 + 387 = 156735
Step 406: 156735 + 387 = 157122
Step 407: 157122 + 387 = 157509
Step 408: 157509 + 387 = 157896
Step 409: 157896 + 387 = 158283
Step 410: 158283 + 387 = 158670
Step 411: 158670 + 387 = 159057
Step 412: 159057 + 387 = 159444
Step 413: 159444 + 387 = 159831
Step 414: 159831 + 387 = 160218
Step 415: 160218 + 387 = 160605
Step 416: 160605 + 387 = 160992
Step 417: 160992 + 387 = 161379
Step 418: 161379 + 387 = 161766
Step 419: 161766 + 387 = 162153
Step 420: 162153 + 387 = 162540
Step 421: 162540 + 387 = 162927
Step 422: 162927 + 387 = 163314
Step 423: 163314 + 387 = 163701
Step 424: 163701 + 387 = 164088
Step 425: 164088 + 387 = 164475
Step 426: 164475 + 387 = 164862
Step 427: 164862 + 387 = 165249
Step 428: 165249 + 387 = 165636
Step 429: 165636 + 387 = 166023
Step 430: 166023 + 387 = 166410
Step 431: 166410 + 387 = 166797
Step 432: 166797 + 387 = 167184
Step 433: 167184 + 387 = 167571
Step 434: 167571 + 387 = 167958
Step 435: 167958 + 387 = 168345
Step 436: 168345 + 387 = 168732
Step 437: 168732 + 387 = 169119
Step 438: 169119 + 387 = 169506
Step 439: 169506 + 387 = 169893

So, 387*439 = 169893