Without delay, let's solve this. We've got 17 and we will be multiplying it by 424, that is, adding 17 to itself 424 times.
Step 1: 0 + 17 = 17
Step 2: 17 + 17 = 34
Step 3: 34 + 17 = 51
Step 4: 51 + 17 = 68
Step 5: 68 + 17 = 85
Step 6: 85 + 17 = 102
Step 7: 102 + 17 = 119
Step 8: 119 + 17 = 136
Step 9: 136 + 17 = 153
Step 10: 153 + 17 = 170
Step 11: 170 + 17 = 187
Step 12: 187 + 17 = 204
Step 13: 204 + 17 = 221
Step 14: 221 + 17 = 238
Step 15: 238 + 17 = 255
Step 16: 255 + 17 = 272
Step 17: 272 + 17 = 289
Step 18: 289 + 17 = 306
Step 19: 306 + 17 = 323
Step 20: 323 + 17 = 340
Step 21: 340 + 17 = 357
Step 22: 357 + 17 = 374
Step 23: 374 + 17 = 391
Step 24: 391 + 17 = 408
Step 25: 408 + 17 = 425
Step 26: 425 + 17 = 442
Step 27: 442 + 17 = 459
Step 28: 459 + 17 = 476
Step 29: 476 + 17 = 493
Step 30: 493 + 17 = 510
Step 31: 510 + 17 = 527
Step 32: 527 + 17 = 544
Step 33: 544 + 17 = 561
Step 34: 561 + 17 = 578
Step 35: 578 + 17 = 595
Step 36: 595 + 17 = 612
Step 37: 612 + 17 = 629
Step 38: 629 + 17 = 646
Step 39: 646 + 17 = 663
Step 40: 663 + 17 = 680
Step 41: 680 + 17 = 697
Step 42: 697 + 17 = 714
Step 43: 714 + 17 = 731
Step 44: 731 + 17 = 748
Step 45: 748 + 17 = 765
Step 46: 765 + 17 = 782
Step 47: 782 + 17 = 799
Step 48: 799 + 17 = 816
Step 49: 816 + 17 = 833
Step 50: 833 + 17 = 850
Step 51: 850 + 17 = 867
Step 52: 867 + 17 = 884
Step 53: 884 + 17 = 901
Step 54: 901 + 17 = 918
Step 55: 918 + 17 = 935
Step 56: 935 + 17 = 952
Step 57: 952 + 17 = 969
Step 58: 969 + 17 = 986
Step 59: 986 + 17 = 1003
Step 60: 1003 + 17 = 1020
Step 61: 1020 + 17 = 1037
Step 62: 1037 + 17 = 1054
Step 63: 1054 + 17 = 1071
Step 64: 1071 + 17 = 1088
Step 65: 1088 + 17 = 1105
Step 66: 1105 + 17 = 1122
Step 67: 1122 + 17 = 1139
Step 68: 1139 + 17 = 1156
Step 69: 1156 + 17 = 1173
Step 70: 1173 + 17 = 1190
Step 71: 1190 + 17 = 1207
Step 72: 1207 + 17 = 1224
Step 73: 1224 + 17 = 1241
Step 74: 1241 + 17 = 1258
Step 75: 1258 + 17 = 1275
Step 76: 1275 + 17 = 1292
Step 77: 1292 + 17 = 1309
Step 78: 1309 + 17 = 1326
Step 79: 1326 + 17 = 1343
Step 80: 1343 + 17 = 1360
Step 81: 1360 + 17 = 1377
Step 82: 1377 + 17 = 1394
Step 83: 1394 + 17 = 1411
Step 84: 1411 + 17 = 1428
Step 85: 1428 + 17 = 1445
Step 86: 1445 + 17 = 1462
Step 87: 1462 + 17 = 1479
Step 88: 1479 + 17 = 1496
Step 89: 1496 + 17 = 1513
Step 90: 1513 + 17 = 1530
Step 91: 1530 + 17 = 1547
Step 92: 1547 + 17 = 1564
Step 93: 1564 + 17 = 1581
Step 94: 1581 + 17 = 1598
Step 95: 1598 + 17 = 1615
Step 96: 1615 + 17 = 1632
Step 97: 1632 + 17 = 1649
Step 98: 1649 + 17 = 1666
Step 99: 1666 + 17 = 1683
Step 100: 1683 + 17 = 1700
Step 101: 1700 + 17 = 1717
Step 102: 1717 + 17 = 1734
Step 103: 1734 + 17 = 1751
Step 104: 1751 + 17 = 1768
Step 105: 1768 + 17 = 1785
Step 106: 1785 + 17 = 1802
Step 107: 1802 + 17 = 1819
Step 108: 1819 + 17 = 1836
Step 109: 1836 + 17 = 1853
Step 110: 1853 + 17 = 1870
Step 111: 1870 + 17 = 1887
Step 112: 1887 + 17 = 1904
Step 113: 1904 + 17 = 1921
Step 114: 1921 + 17 = 1938
Step 115: 1938 + 17 = 1955
Step 116: 1955 + 17 = 1972
Step 117: 1972 + 17 = 1989
Step 118: 1989 + 17 = 2006
Step 119: 2006 + 17 = 2023
Step 120: 2023 + 17 = 2040
Step 121: 2040 + 17 = 2057
Step 122: 2057 + 17 = 2074
Step 123: 2074 + 17 = 2091
Step 124: 2091 + 17 = 2108
Step 125: 2108 + 17 = 2125
Step 126: 2125 + 17 = 2142
Step 127: 2142 + 17 = 2159
Step 128: 2159 + 17 = 2176
Step 129: 2176 + 17 = 2193
Step 130: 2193 + 17 = 2210
Step 131: 2210 + 17 = 2227
Step 132: 2227 + 17 = 2244
Step 133: 2244 + 17 = 2261
Step 134: 2261 + 17 = 2278
Step 135: 2278 + 17 = 2295
Step 136: 2295 + 17 = 2312
Step 137: 2312 + 17 = 2329
Step 138: 2329 + 17 = 2346
Step 139: 2346 + 17 = 2363
Step 140: 2363 + 17 = 2380
Step 141: 2380 + 17 = 2397
Step 142: 2397 + 17 = 2414
Step 143: 2414 + 17 = 2431
Step 144: 2431 + 17 = 2448
Step 145: 2448 + 17 = 2465
Step 146: 2465 + 17 = 2482
Step 147: 2482 + 17 = 2499
Step 148: 2499 + 17 = 2516
Step 149: 2516 + 17 = 2533
Step 150: 2533 + 17 = 2550
Step 151: 2550 + 17 = 2567
Step 152: 2567 + 17 = 2584
Step 153: 2584 + 17 = 2601
Step 154: 2601 + 17 = 2618
Step 155: 2618 + 17 = 2635
Step 156: 2635 + 17 = 2652
Step 157: 2652 + 17 = 2669
Step 158: 2669 + 17 = 2686
Step 159: 2686 + 17 = 2703
Step 160: 2703 + 17 = 2720
Step 161: 2720 + 17 = 2737
Step 162: 2737 + 17 = 2754
Step 163: 2754 + 17 = 2771
Step 164: 2771 + 17 = 2788
Step 165: 2788 + 17 = 2805
Step 166: 2805 + 17 = 2822
Step 167: 2822 + 17 = 2839
Step 168: 2839 + 17 = 2856
Step 169: 2856 + 17 = 2873
Step 170: 2873 + 17 = 2890
Step 171: 2890 + 17 = 2907
Step 172: 2907 + 17 = 2924
Step 173: 2924 + 17 = 2941
Step 174: 2941 + 17 = 2958
Step 175: 2958 + 17 = 2975
Step 176: 2975 + 17 = 2992
Step 177: 2992 + 17 = 3009
Step 178: 3009 + 17 = 3026
Step 179: 3026 + 17 = 3043
Step 180: 3043 + 17 = 3060
Step 181: 3060 + 17 = 3077
Step 182: 3077 + 17 = 3094
Step 183: 3094 + 17 = 3111
Step 184: 3111 + 17 = 3128
Step 185: 3128 + 17 = 3145
Step 186: 3145 + 17 = 3162
Step 187: 3162 + 17 = 3179
Step 188: 3179 + 17 = 3196
Step 189: 3196 + 17 = 3213
Step 190: 3213 + 17 = 3230
Step 191: 3230 + 17 = 3247
Step 192: 3247 + 17 = 3264
Step 193: 3264 + 17 = 3281
Step 194: 3281 + 17 = 3298
Step 195: 3298 + 17 = 3315
Step 196: 3315 + 17 = 3332
Step 197: 3332 + 17 = 3349
Step 198: 3349 + 17 = 3366
Step 199: 3366 + 17 = 3383
Step 200: 3383 + 17 = 3400
Step 201: 3400 + 17 = 3417
Step 202: 3417 + 17 = 3434
Step 203: 3434 + 17 = 3451
Step 204: 3451 + 17 = 3468
Step 205: 3468 + 17 = 3485
Step 206: 3485 + 17 = 3502
Step 207: 3502 + 17 = 3519
Step 208: 3519 + 17 = 3536
Step 209: 3536 + 17 = 3553
Step 210: 3553 + 17 = 3570
Step 211: 3570 + 17 = 3587
Step 212: 3587 + 17 = 3604
Step 213: 3604 + 17 = 3621
Step 214: 3621 + 17 = 3638
Step 215: 3638 + 17 = 3655
Step 216: 3655 + 17 = 3672
Step 217: 3672 + 17 = 3689
Step 218: 3689 + 17 = 3706
Step 219: 3706 + 17 = 3723
Step 220: 3723 + 17 = 3740
Step 221: 3740 + 17 = 3757
Step 222: 3757 + 17 = 3774
Step 223: 3774 + 17 = 3791
Step 224: 3791 + 17 = 3808
Step 225: 3808 + 17 = 3825
Step 226: 3825 + 17 = 3842
Step 227: 3842 + 17 = 3859
Step 228: 3859 + 17 = 3876
Step 229: 3876 + 17 = 3893
Step 230: 3893 + 17 = 3910
Step 231: 3910 + 17 = 3927
Step 232: 3927 + 17 = 3944
Step 233: 3944 + 17 = 3961
Step 234: 3961 + 17 = 3978
Step 235: 3978 + 17 = 3995
Step 236: 3995 + 17 = 4012
Step 237: 4012 + 17 = 4029
Step 238: 4029 + 17 = 4046
Step 239: 4046 + 17 = 4063
Step 240: 4063 + 17 = 4080
Step 241: 4080 + 17 = 4097
Step 242: 4097 + 17 = 4114
Step 243: 4114 + 17 = 4131
Step 244: 4131 + 17 = 4148
Step 245: 4148 + 17 = 4165
Step 246: 4165 + 17 = 4182
Step 247: 4182 + 17 = 4199
Step 248: 4199 + 17 = 4216
Step 249: 4216 + 17 = 4233
Step 250: 4233 + 17 = 4250
Step 251: 4250 + 17 = 4267
Step 252: 4267 + 17 = 4284
Step 253: 4284 + 17 = 4301
Step 254: 4301 + 17 = 4318
Step 255: 4318 + 17 = 4335
Step 256: 4335 + 17 = 4352
Step 257: 4352 + 17 = 4369
Step 258: 4369 + 17 = 4386
Step 259: 4386 + 17 = 4403
Step 260: 4403 + 17 = 4420
Step 261: 4420 + 17 = 4437
Step 262: 4437 + 17 = 4454
Step 263: 4454 + 17 = 4471
Step 264: 4471 + 17 = 4488
Step 265: 4488 + 17 = 4505
Step 266: 4505 + 17 = 4522
Step 267: 4522 + 17 = 4539
Step 268: 4539 + 17 = 4556
Step 269: 4556 + 17 = 4573
Step 270: 4573 + 17 = 4590
Step 271: 4590 + 17 = 4607
Step 272: 4607 + 17 = 4624
Step 273: 4624 + 17 = 4641
Step 274: 4641 + 17 = 4658
Step 275: 4658 + 17 = 4675
Step 276: 4675 + 17 = 4692
Step 277: 4692 + 17 = 4709
Step 278: 4709 + 17 = 4726
Step 279: 4726 + 17 = 4743
Step 280: 4743 + 17 = 4760
Step 281: 4760 + 17 = 4777
Step 282: 4777 + 17 = 4794
Step 283: 4794 + 17 = 4811
Step 284: 4811 + 17 = 4828
Step 285: 4828 + 17 = 4845
Step 286: 4845 + 17 = 4862
Step 287: 4862 + 17 = 4879
Step 288: 4879 + 17 = 4896
Step 289: 4896 + 17 = 4913
Step 290: 4913 + 17 = 4930
Step 291: 4930 + 17 = 4947
Step 292: 4947 + 17 = 4964
Step 293: 4964 + 17 = 4981
Step 294: 4981 + 17 = 4998
Step 295: 4998 + 17 = 5015
Step 296: 5015 + 17 = 5032
Step 297: 5032 + 17 = 5049
Step 298: 5049 + 17 = 5066
Step 299: 5066 + 17 = 5083
Step 300: 5083 + 17 = 5100
Step 301: 5100 + 17 = 5117
Step 302: 5117 + 17 = 5134
Step 303: 5134 + 17 = 5151
Step 304: 5151 + 17 = 5168
Step 305: 5168 + 17 = 5185
Step 306: 5185 + 17 = 5202
Step 307: 5202 + 17 = 5219
Step 308: 5219 + 17 = 5236
Step 309: 5236 + 17 = 5253
Step 310: 5253 + 17 = 5270
Step 311: 5270 + 17 = 5287
Step 312: 5287 + 17 = 5304
Step 313: 5304 + 17 = 5321
Step 314: 5321 + 17 = 5338
Step 315: 5338 + 17 = 5355
Step 316: 5355 + 17 = 5372
Step 317: 5372 + 17 = 5389
Step 318: 5389 + 17 = 5406
Step 319: 5406 + 17 = 5423
Step 320: 5423 + 17 = 5440
Step 321: 5440 + 17 = 5457
Step 322: 5457 + 17 = 5474
Step 323: 5474 + 17 = 5491
Step 324: 5491 + 17 = 5508
Step 325: 5508 + 17 = 5525
Step 326: 5525 + 17 = 5542
Step 327: 5542 + 17 = 5559
Step 328: 5559 + 17 = 5576
Step 329: 5576 + 17 = 5593
Step 330: 5593 + 17 = 5610
Step 331: 5610 + 17 = 5627
Step 332: 5627 + 17 = 5644
Step 333: 5644 + 17 = 5661
Step 334: 5661 + 17 = 5678
Step 335: 5678 + 17 = 5695
Step 336: 5695 + 17 = 5712
Step 337: 5712 + 17 = 5729
Step 338: 5729 + 17 = 5746
Step 339: 5746 + 17 = 5763
Step 340: 5763 + 17 = 5780
Step 341: 5780 + 17 = 5797
Step 342: 5797 + 17 = 5814
Step 343: 5814 + 17 = 5831
Step 344: 5831 + 17 = 5848
Step 345: 5848 + 17 = 5865
Step 346: 5865 + 17 = 5882
Step 347: 5882 + 17 = 5899
Step 348: 5899 + 17 = 5916
Step 349: 5916 + 17 = 5933
Step 350: 5933 + 17 = 5950
Step 351: 5950 + 17 = 5967
Step 352: 5967 + 17 = 5984
Step 353: 5984 + 17 = 6001
Step 354: 6001 + 17 = 6018
Step 355: 6018 + 17 = 6035
Step 356: 6035 + 17 = 6052
Step 357: 6052 + 17 = 6069
Step 358: 6069 + 17 = 6086
Step 359: 6086 + 17 = 6103
Step 360: 6103 + 17 = 6120
Step 361: 6120 + 17 = 6137
Step 362: 6137 + 17 = 6154
Step 363: 6154 + 17 = 6171
Step 364: 6171 + 17 = 6188
Step 365: 6188 + 17 = 6205
Step 366: 6205 + 17 = 6222
Step 367: 6222 + 17 = 6239
Step 368: 6239 + 17 = 6256
Step 369: 6256 + 17 = 6273
Step 370: 6273 + 17 = 6290
Step 371: 6290 + 17 = 6307
Step 372: 6307 + 17 = 6324
Step 373: 6324 + 17 = 6341
Step 374: 6341 + 17 = 6358
Step 375: 6358 + 17 = 6375
Step 376: 6375 + 17 = 6392
Step 377: 6392 + 17 = 6409
Step 378: 6409 + 17 = 6426
Step 379: 6426 + 17 = 6443
Step 380: 6443 + 17 = 6460
Step 381: 6460 + 17 = 6477
Step 382: 6477 + 17 = 6494
Step 383: 6494 + 17 = 6511
Step 384: 6511 + 17 = 6528
Step 385: 6528 + 17 = 6545
Step 386: 6545 + 17 = 6562
Step 387: 6562 + 17 = 6579
Step 388: 6579 + 17 = 6596
Step 389: 6596 + 17 = 6613
Step 390: 6613 + 17 = 6630
Step 391: 6630 + 17 = 6647
Step 392: 6647 + 17 = 6664
Step 393: 6664 + 17 = 6681
Step 394: 6681 + 17 = 6698
Step 395: 6698 + 17 = 6715
Step 396: 6715 + 17 = 6732
Step 397: 6732 + 17 = 6749
Step 398: 6749 + 17 = 6766
Step 399: 6766 + 17 = 6783
Step 400: 6783 + 17 = 6800
Step 401: 6800 + 17 = 6817
Step 402: 6817 + 17 = 6834
Step 403: 6834 + 17 = 6851
Step 404: 6851 + 17 = 6868
Step 405: 6868 + 17 = 6885
Step 406: 6885 + 17 = 6902
Step 407: 6902 + 17 = 6919
Step 408: 6919 + 17 = 6936
Step 409: 6936 + 17 = 6953
Step 410: 6953 + 17 = 6970
Step 411: 6970 + 17 = 6987
Step 412: 6987 + 17 = 7004
Step 413: 7004 + 17 = 7021
Step 414: 7021 + 17 = 7038
Step 415: 7038 + 17 = 7055
Step 416: 7055 + 17 = 7072
Step 417: 7072 + 17 = 7089
Step 418: 7089 + 17 = 7106
Step 419: 7106 + 17 = 7123
Step 420: 7123 + 17 = 7140
Step 421: 7140 + 17 = 7157
Step 422: 7157 + 17 = 7174
Step 423: 7174 + 17 = 7191
Step 424: 7191 + 17 = 7208

So, 17*424 = 7208