Alright, let's solve this math problem step by step. First, we have the number 573. Next, we see the multiplication sign, which means we need to multiply something. And what are we multiplying it by? We multiply it by 421. So, we're going to take the number 573 and add it to itself 421 times.
Step 1: 0 + 573 = 573
Step 2: 573 + 573 = 1146
Step 3: 1146 + 573 = 1719
Step 4: 1719 + 573 = 2292
Step 5: 2292 + 573 = 2865
Step 6: 2865 + 573 = 3438
Step 7: 3438 + 573 = 4011
Step 8: 4011 + 573 = 4584
Step 9: 4584 + 573 = 5157
Step 10: 5157 + 573 = 5730
Step 11: 5730 + 573 = 6303
Step 12: 6303 + 573 = 6876
Step 13: 6876 + 573 = 7449
Step 14: 7449 + 573 = 8022
Step 15: 8022 + 573 = 8595
Step 16: 8595 + 573 = 9168
Step 17: 9168 + 573 = 9741
Step 18: 9741 + 573 = 10314
Step 19: 10314 + 573 = 10887
Step 20: 10887 + 573 = 11460
Step 21: 11460 + 573 = 12033
Step 22: 12033 + 573 = 12606
Step 23: 12606 + 573 = 13179
Step 24: 13179 + 573 = 13752
Step 25: 13752 + 573 = 14325
Step 26: 14325 + 573 = 14898
Step 27: 14898 + 573 = 15471
Step 28: 15471 + 573 = 16044
Step 29: 16044 + 573 = 16617
Step 30: 16617 + 573 = 17190
Step 31: 17190 + 573 = 17763
Step 32: 17763 + 573 = 18336
Step 33: 18336 + 573 = 18909
Step 34: 18909 + 573 = 19482
Step 35: 19482 + 573 = 20055
Step 36: 20055 + 573 = 20628
Step 37: 20628 + 573 = 21201
Step 38: 21201 + 573 = 21774
Step 39: 21774 + 573 = 22347
Step 40: 22347 + 573 = 22920
Step 41: 22920 + 573 = 23493
Step 42: 23493 + 573 = 24066
Step 43: 24066 + 573 = 24639
Step 44: 24639 + 573 = 25212
Step 45: 25212 + 573 = 25785
Step 46: 25785 + 573 = 26358
Step 47: 26358 + 573 = 26931
Step 48: 26931 + 573 = 27504
Step 49: 27504 + 573 = 28077
Step 50: 28077 + 573 = 28650
Step 51: 28650 + 573 = 29223
Step 52: 29223 + 573 = 29796
Step 53: 29796 + 573 = 30369
Step 54: 30369 + 573 = 30942
Step 55: 30942 + 573 = 31515
Step 56: 31515 + 573 = 32088
Step 57: 32088 + 573 = 32661
Step 58: 32661 + 573 = 33234
Step 59: 33234 + 573 = 33807
Step 60: 33807 + 573 = 34380
Step 61: 34380 + 573 = 34953
Step 62: 34953 + 573 = 35526
Step 63: 35526 + 573 = 36099
Step 64: 36099 + 573 = 36672
Step 65: 36672 + 573 = 37245
Step 66: 37245 + 573 = 37818
Step 67: 37818 + 573 = 38391
Step 68: 38391 + 573 = 38964
Step 69: 38964 + 573 = 39537
Step 70: 39537 + 573 = 40110
Step 71: 40110 + 573 = 40683
Step 72: 40683 + 573 = 41256
Step 73: 41256 + 573 = 41829
Step 74: 41829 + 573 = 42402
Step 75: 42402 + 573 = 42975
Step 76: 42975 + 573 = 43548
Step 77: 43548 + 573 = 44121
Step 78: 44121 + 573 = 44694
Step 79: 44694 + 573 = 45267
Step 80: 45267 + 573 = 45840
Step 81: 45840 + 573 = 46413
Step 82: 46413 + 573 = 46986
Step 83: 46986 + 573 = 47559
Step 84: 47559 + 573 = 48132
Step 85: 48132 + 573 = 48705
Step 86: 48705 + 573 = 49278
Step 87: 49278 + 573 = 49851
Step 88: 49851 + 573 = 50424
Step 89: 50424 + 573 = 50997
Step 90: 50997 + 573 = 51570
Step 91: 51570 + 573 = 52143
Step 92: 52143 + 573 = 52716
Step 93: 52716 + 573 = 53289
Step 94: 53289 + 573 = 53862
Step 95: 53862 + 573 = 54435
Step 96: 54435 + 573 = 55008
Step 97: 55008 + 573 = 55581
Step 98: 55581 + 573 = 56154
Step 99: 56154 + 573 = 56727
Step 100: 56727 + 573 = 57300
Step 101: 57300 + 573 = 57873
Step 102: 57873 + 573 = 58446
Step 103: 58446 + 573 = 59019
Step 104: 59019 + 573 = 59592
Step 105: 59592 + 573 = 60165
Step 106: 60165 + 573 = 60738
Step 107: 60738 + 573 = 61311
Step 108: 61311 + 573 = 61884
Step 109: 61884 + 573 = 62457
Step 110: 62457 + 573 = 63030
Step 111: 63030 + 573 = 63603
Step 112: 63603 + 573 = 64176
Step 113: 64176 + 573 = 64749
Step 114: 64749 + 573 = 65322
Step 115: 65322 + 573 = 65895
Step 116: 65895 + 573 = 66468
Step 117: 66468 + 573 = 67041
Step 118: 67041 + 573 = 67614
Step 119: 67614 + 573 = 68187
Step 120: 68187 + 573 = 68760
Step 121: 68760 + 573 = 69333
Step 122: 69333 + 573 = 69906
Step 123: 69906 + 573 = 70479
Step 124: 70479 + 573 = 71052
Step 125: 71052 + 573 = 71625
Step 126: 71625 + 573 = 72198
Step 127: 72198 + 573 = 72771
Step 128: 72771 + 573 = 73344
Step 129: 73344 + 573 = 73917
Step 130: 73917 + 573 = 74490
Step 131: 74490 + 573 = 75063
Step 132: 75063 + 573 = 75636
Step 133: 75636 + 573 = 76209
Step 134: 76209 + 573 = 76782
Step 135: 76782 + 573 = 77355
Step 136: 77355 + 573 = 77928
Step 137: 77928 + 573 = 78501
Step 138: 78501 + 573 = 79074
Step 139: 79074 + 573 = 79647
Step 140: 79647 + 573 = 80220
Step 141: 80220 + 573 = 80793
Step 142: 80793 + 573 = 81366
Step 143: 81366 + 573 = 81939
Step 144: 81939 + 573 = 82512
Step 145: 82512 + 573 = 83085
Step 146: 83085 + 573 = 83658
Step 147: 83658 + 573 = 84231
Step 148: 84231 + 573 = 84804
Step 149: 84804 + 573 = 85377
Step 150: 85377 + 573 = 85950
Step 151: 85950 + 573 = 86523
Step 152: 86523 + 573 = 87096
Step 153: 87096 + 573 = 87669
Step 154: 87669 + 573 = 88242
Step 155: 88242 + 573 = 88815
Step 156: 88815 + 573 = 89388
Step 157: 89388 + 573 = 89961
Step 158: 89961 + 573 = 90534
Step 159: 90534 + 573 = 91107
Step 160: 91107 + 573 = 91680
Step 161: 91680 + 573 = 92253
Step 162: 92253 + 573 = 92826
Step 163: 92826 + 573 = 93399
Step 164: 93399 + 573 = 93972
Step 165: 93972 + 573 = 94545
Step 166: 94545 + 573 = 95118
Step 167: 95118 + 573 = 95691
Step 168: 95691 + 573 = 96264
Step 169: 96264 + 573 = 96837
Step 170: 96837 + 573 = 97410
Step 171: 97410 + 573 = 97983
Step 172: 97983 + 573 = 98556
Step 173: 98556 + 573 = 99129
Step 174: 99129 + 573 = 99702
Step 175: 99702 + 573 = 100275
Step 176: 100275 + 573 = 100848
Step 177: 100848 + 573 = 101421
Step 178: 101421 + 573 = 101994
Step 179: 101994 + 573 = 102567
Step 180: 102567 + 573 = 103140
Step 181: 103140 + 573 = 103713
Step 182: 103713 + 573 = 104286
Step 183: 104286 + 573 = 104859
Step 184: 104859 + 573 = 105432
Step 185: 105432 + 573 = 106005
Step 186: 106005 + 573 = 106578
Step 187: 106578 + 573 = 107151
Step 188: 107151 + 573 = 107724
Step 189: 107724 + 573 = 108297
Step 190: 108297 + 573 = 108870
Step 191: 108870 + 573 = 109443
Step 192: 109443 + 573 = 110016
Step 193: 110016 + 573 = 110589
Step 194: 110589 + 573 = 111162
Step 195: 111162 + 573 = 111735
Step 196: 111735 + 573 = 112308
Step 197: 112308 + 573 = 112881
Step 198: 112881 + 573 = 113454
Step 199: 113454 + 573 = 114027
Step 200: 114027 + 573 = 114600
Step 201: 114600 + 573 = 115173
Step 202: 115173 + 573 = 115746
Step 203: 115746 + 573 = 116319
Step 204: 116319 + 573 = 116892
Step 205: 116892 + 573 = 117465
Step 206: 117465 + 573 = 118038
Step 207: 118038 + 573 = 118611
Step 208: 118611 + 573 = 119184
Step 209: 119184 + 573 = 119757
Step 210: 119757 + 573 = 120330
Step 211: 120330 + 573 = 120903
Step 212: 120903 + 573 = 121476
Step 213: 121476 + 573 = 122049
Step 214: 122049 + 573 = 122622
Step 215: 122622 + 573 = 123195
Step 216: 123195 + 573 = 123768
Step 217: 123768 + 573 = 124341
Step 218: 124341 + 573 = 124914
Step 219: 124914 + 573 = 125487
Step 220: 125487 + 573 = 126060
Step 221: 126060 + 573 = 126633
Step 222: 126633 + 573 = 127206
Step 223: 127206 + 573 = 127779
Step 224: 127779 + 573 = 128352
Step 225: 128352 + 573 = 128925
Step 226: 128925 + 573 = 129498
Step 227: 129498 + 573 = 130071
Step 228: 130071 + 573 = 130644
Step 229: 130644 + 573 = 131217
Step 230: 131217 + 573 = 131790
Step 231: 131790 + 573 = 132363
Step 232: 132363 + 573 = 132936
Step 233: 132936 + 573 = 133509
Step 234: 133509 + 573 = 134082
Step 235: 134082 + 573 = 134655
Step 236: 134655 + 573 = 135228
Step 237: 135228 + 573 = 135801
Step 238: 135801 + 573 = 136374
Step 239: 136374 + 573 = 136947
Step 240: 136947 + 573 = 137520
Step 241: 137520 + 573 = 138093
Step 242: 138093 + 573 = 138666
Step 243: 138666 + 573 = 139239
Step 244: 139239 + 573 = 139812
Step 245: 139812 + 573 = 140385
Step 246: 140385 + 573 = 140958
Step 247: 140958 + 573 = 141531
Step 248: 141531 + 573 = 142104
Step 249: 142104 + 573 = 142677
Step 250: 142677 + 573 = 143250
Step 251: 143250 + 573 = 143823
Step 252: 143823 + 573 = 144396
Step 253: 144396 + 573 = 144969
Step 254: 144969 + 573 = 145542
Step 255: 145542 + 573 = 146115
Step 256: 146115 + 573 = 146688
Step 257: 146688 + 573 = 147261
Step 258: 147261 + 573 = 147834
Step 259: 147834 + 573 = 148407
Step 260: 148407 + 573 = 148980
Step 261: 148980 + 573 = 149553
Step 262: 149553 + 573 = 150126
Step 263: 150126 + 573 = 150699
Step 264: 150699 + 573 = 151272
Step 265: 151272 + 573 = 151845
Step 266: 151845 + 573 = 152418
Step 267: 152418 + 573 = 152991
Step 268: 152991 + 573 = 153564
Step 269: 153564 + 573 = 154137
Step 270: 154137 + 573 = 154710
Step 271: 154710 + 573 = 155283
Step 272: 155283 + 573 = 155856
Step 273: 155856 + 573 = 156429
Step 274: 156429 + 573 = 157002
Step 275: 157002 + 573 = 157575
Step 276: 157575 + 573 = 158148
Step 277: 158148 + 573 = 158721
Step 278: 158721 + 573 = 159294
Step 279: 159294 + 573 = 159867
Step 280: 159867 + 573 = 160440
Step 281: 160440 + 573 = 161013
Step 282: 161013 + 573 = 161586
Step 283: 161586 + 573 = 162159
Step 284: 162159 + 573 = 162732
Step 285: 162732 + 573 = 163305
Step 286: 163305 + 573 = 163878
Step 287: 163878 + 573 = 164451
Step 288: 164451 + 573 = 165024
Step 289: 165024 + 573 = 165597
Step 290: 165597 + 573 = 166170
Step 291: 166170 + 573 = 166743
Step 292: 166743 + 573 = 167316
Step 293: 167316 + 573 = 167889
Step 294: 167889 + 573 = 168462
Step 295: 168462 + 573 = 169035
Step 296: 169035 + 573 = 169608
Step 297: 169608 + 573 = 170181
Step 298: 170181 + 573 = 170754
Step 299: 170754 + 573 = 171327
Step 300: 171327 + 573 = 171900
Step 301: 171900 + 573 = 172473
Step 302: 172473 + 573 = 173046
Step 303: 173046 + 573 = 173619
Step 304: 173619 + 573 = 174192
Step 305: 174192 + 573 = 174765
Step 306: 174765 + 573 = 175338
Step 307: 175338 + 573 = 175911
Step 308: 175911 + 573 = 176484
Step 309: 176484 + 573 = 177057
Step 310: 177057 + 573 = 177630
Step 311: 177630 + 573 = 178203
Step 312: 178203 + 573 = 178776
Step 313: 178776 + 573 = 179349
Step 314: 179349 + 573 = 179922
Step 315: 179922 + 573 = 180495
Step 316: 180495 + 573 = 181068
Step 317: 181068 + 573 = 181641
Step 318: 181641 + 573 = 182214
Step 319: 182214 + 573 = 182787
Step 320: 182787 + 573 = 183360
Step 321: 183360 + 573 = 183933
Step 322: 183933 + 573 = 184506
Step 323: 184506 + 573 = 185079
Step 324: 185079 + 573 = 185652
Step 325: 185652 + 573 = 186225
Step 326: 186225 + 573 = 186798
Step 327: 186798 + 573 = 187371
Step 328: 187371 + 573 = 187944
Step 329: 187944 + 573 = 188517
Step 330: 188517 + 573 = 189090
Step 331: 189090 + 573 = 189663
Step 332: 189663 + 573 = 190236
Step 333: 190236 + 573 = 190809
Step 334: 190809 + 573 = 191382
Step 335: 191382 + 573 = 191955
Step 336: 191955 + 573 = 192528
Step 337: 192528 + 573 = 193101
Step 338: 193101 + 573 = 193674
Step 339: 193674 + 573 = 194247
Step 340: 194247 + 573 = 194820
Step 341: 194820 + 573 = 195393
Step 342: 195393 + 573 = 195966
Step 343: 195966 + 573 = 196539
Step 344: 196539 + 573 = 197112
Step 345: 197112 + 573 = 197685
Step 346: 197685 + 573 = 198258
Step 347: 198258 + 573 = 198831
Step 348: 198831 + 573 = 199404
Step 349: 199404 + 573 = 199977
Step 350: 199977 + 573 = 200550
Step 351: 200550 + 573 = 201123
Step 352: 201123 + 573 = 201696
Step 353: 201696 + 573 = 202269
Step 354: 202269 + 573 = 202842
Step 355: 202842 + 573 = 203415
Step 356: 203415 + 573 = 203988
Step 357: 203988 + 573 = 204561
Step 358: 204561 + 573 = 205134
Step 359: 205134 + 573 = 205707
Step 360: 205707 + 573 = 206280
Step 361: 206280 + 573 = 206853
Step 362: 206853 + 573 = 207426
Step 363: 207426 + 573 = 207999
Step 364: 207999 + 573 = 208572
Step 365: 208572 + 573 = 209145
Step 366: 209145 + 573 = 209718
Step 367: 209718 + 573 = 210291
Step 368: 210291 + 573 = 210864
Step 369: 210864 + 573 = 211437
Step 370: 211437 + 573 = 212010
Step 371: 212010 + 573 = 212583
Step 372: 212583 + 573 = 213156
Step 373: 213156 + 573 = 213729
Step 374: 213729 + 573 = 214302
Step 375: 214302 + 573 = 214875
Step 376: 214875 + 573 = 215448
Step 377: 215448 + 573 = 216021
Step 378: 216021 + 573 = 216594
Step 379: 216594 + 573 = 217167
Step 380: 217167 + 573 = 217740
Step 381: 217740 + 573 = 218313
Step 382: 218313 + 573 = 218886
Step 383: 218886 + 573 = 219459
Step 384: 219459 + 573 = 220032
Step 385: 220032 + 573 = 220605
Step 386: 220605 + 573 = 221178
Step 387: 221178 + 573 = 221751
Step 388: 221751 + 573 = 222324
Step 389: 222324 + 573 = 222897
Step 390: 222897 + 573 = 223470
Step 391: 223470 + 573 = 224043
Step 392: 224043 + 573 = 224616
Step 393: 224616 + 573 = 225189
Step 394: 225189 + 573 = 225762
Step 395: 225762 + 573 = 226335
Step 396: 226335 + 573 = 226908
Step 397: 226908 + 573 = 227481
Step 398: 227481 + 573 = 228054
Step 399: 228054 + 573 = 228627
Step 400: 228627 + 573 = 229200
Step 401: 229200 + 573 = 229773
Step 402: 229773 + 573 = 230346
Step 403: 230346 + 573 = 230919
Step 404: 230919 + 573 = 231492
Step 405: 231492 + 573 = 232065
Step 406: 232065 + 573 = 232638
Step 407: 232638 + 573 = 233211
Step 408: 233211 + 573 = 233784
Step 409: 233784 + 573 = 234357
Step 410: 234357 + 573 = 234930
Step 411: 234930 + 573 = 235503
Step 412: 235503 + 573 = 236076
Step 413: 236076 + 573 = 236649
Step 414: 236649 + 573 = 237222
Step 415: 237222 + 573 = 237795
Step 416: 237795 + 573 = 238368
Step 417: 238368 + 573 = 238941
Step 418: 238941 + 573 = 239514
Step 419: 239514 + 573 = 240087
Step 420: 240087 + 573 = 240660
Step 421: 240660 + 573 = 241233

So, 573*421 = 241233