Alright, let's solve this math problem step by step. First, we have the number 539. Next, we see the multiplication sign, which means we need to multiply something. And what are we multiplying it by? We multiply it by 263. So, we're going to take the number 539 and add it to itself 263 times.
Step 1: 0 + 539 = 539
Step 2: 539 + 539 = 1078
Step 3: 1078 + 539 = 1617
Step 4: 1617 + 539 = 2156
Step 5: 2156 + 539 = 2695
Step 6: 2695 + 539 = 3234
Step 7: 3234 + 539 = 3773
Step 8: 3773 + 539 = 4312
Step 9: 4312 + 539 = 4851
Step 10: 4851 + 539 = 5390
Step 11: 5390 + 539 = 5929
Step 12: 5929 + 539 = 6468
Step 13: 6468 + 539 = 7007
Step 14: 7007 + 539 = 7546
Step 15: 7546 + 539 = 8085
Step 16: 8085 + 539 = 8624
Step 17: 8624 + 539 = 9163
Step 18: 9163 + 539 = 9702
Step 19: 9702 + 539 = 10241
Step 20: 10241 + 539 = 10780
Step 21: 10780 + 539 = 11319
Step 22: 11319 + 539 = 11858
Step 23: 11858 + 539 = 12397
Step 24: 12397 + 539 = 12936
Step 25: 12936 + 539 = 13475
Step 26: 13475 + 539 = 14014
Step 27: 14014 + 539 = 14553
Step 28: 14553 + 539 = 15092
Step 29: 15092 + 539 = 15631
Step 30: 15631 + 539 = 16170
Step 31: 16170 + 539 = 16709
Step 32: 16709 + 539 = 17248
Step 33: 17248 + 539 = 17787
Step 34: 17787 + 539 = 18326
Step 35: 18326 + 539 = 18865
Step 36: 18865 + 539 = 19404
Step 37: 19404 + 539 = 19943
Step 38: 19943 + 539 = 20482
Step 39: 20482 + 539 = 21021
Step 40: 21021 + 539 = 21560
Step 41: 21560 + 539 = 22099
Step 42: 22099 + 539 = 22638
Step 43: 22638 + 539 = 23177
Step 44: 23177 + 539 = 23716
Step 45: 23716 + 539 = 24255
Step 46: 24255 + 539 = 24794
Step 47: 24794 + 539 = 25333
Step 48: 25333 + 539 = 25872
Step 49: 25872 + 539 = 26411
Step 50: 26411 + 539 = 26950
Step 51: 26950 + 539 = 27489
Step 52: 27489 + 539 = 28028
Step 53: 28028 + 539 = 28567
Step 54: 28567 + 539 = 29106
Step 55: 29106 + 539 = 29645
Step 56: 29645 + 539 = 30184
Step 57: 30184 + 539 = 30723
Step 58: 30723 + 539 = 31262
Step 59: 31262 + 539 = 31801
Step 60: 31801 + 539 = 32340
Step 61: 32340 + 539 = 32879
Step 62: 32879 + 539 = 33418
Step 63: 33418 + 539 = 33957
Step 64: 33957 + 539 = 34496
Step 65: 34496 + 539 = 35035
Step 66: 35035 + 539 = 35574
Step 67: 35574 + 539 = 36113
Step 68: 36113 + 539 = 36652
Step 69: 36652 + 539 = 37191
Step 70: 37191 + 539 = 37730
Step 71: 37730 + 539 = 38269
Step 72: 38269 + 539 = 38808
Step 73: 38808 + 539 = 39347
Step 74: 39347 + 539 = 39886
Step 75: 39886 + 539 = 40425
Step 76: 40425 + 539 = 40964
Step 77: 40964 + 539 = 41503
Step 78: 41503 + 539 = 42042
Step 79: 42042 + 539 = 42581
Step 80: 42581 + 539 = 43120
Step 81: 43120 + 539 = 43659
Step 82: 43659 + 539 = 44198
Step 83: 44198 + 539 = 44737
Step 84: 44737 + 539 = 45276
Step 85: 45276 + 539 = 45815
Step 86: 45815 + 539 = 46354
Step 87: 46354 + 539 = 46893
Step 88: 46893 + 539 = 47432
Step 89: 47432 + 539 = 47971
Step 90: 47971 + 539 = 48510
Step 91: 48510 + 539 = 49049
Step 92: 49049 + 539 = 49588
Step 93: 49588 + 539 = 50127
Step 94: 50127 + 539 = 50666
Step 95: 50666 + 539 = 51205
Step 96: 51205 + 539 = 51744
Step 97: 51744 + 539 = 52283
Step 98: 52283 + 539 = 52822
Step 99: 52822 + 539 = 53361
Step 100: 53361 + 539 = 53900
Step 101: 53900 + 539 = 54439
Step 102: 54439 + 539 = 54978
Step 103: 54978 + 539 = 55517
Step 104: 55517 + 539 = 56056
Step 105: 56056 + 539 = 56595
Step 106: 56595 + 539 = 57134
Step 107: 57134 + 539 = 57673
Step 108: 57673 + 539 = 58212
Step 109: 58212 + 539 = 58751
Step 110: 58751 + 539 = 59290
Step 111: 59290 + 539 = 59829
Step 112: 59829 + 539 = 60368
Step 113: 60368 + 539 = 60907
Step 114: 60907 + 539 = 61446
Step 115: 61446 + 539 = 61985
Step 116: 61985 + 539 = 62524
Step 117: 62524 + 539 = 63063
Step 118: 63063 + 539 = 63602
Step 119: 63602 + 539 = 64141
Step 120: 64141 + 539 = 64680
Step 121: 64680 + 539 = 65219
Step 122: 65219 + 539 = 65758
Step 123: 65758 + 539 = 66297
Step 124: 66297 + 539 = 66836
Step 125: 66836 + 539 = 67375
Step 126: 67375 + 539 = 67914
Step 127: 67914 + 539 = 68453
Step 128: 68453 + 539 = 68992
Step 129: 68992 + 539 = 69531
Step 130: 69531 + 539 = 70070
Step 131: 70070 + 539 = 70609
Step 132: 70609 + 539 = 71148
Step 133: 71148 + 539 = 71687
Step 134: 71687 + 539 = 72226
Step 135: 72226 + 539 = 72765
Step 136: 72765 + 539 = 73304
Step 137: 73304 + 539 = 73843
Step 138: 73843 + 539 = 74382
Step 139: 74382 + 539 = 74921
Step 140: 74921 + 539 = 75460
Step 141: 75460 + 539 = 75999
Step 142: 75999 + 539 = 76538
Step 143: 76538 + 539 = 77077
Step 144: 77077 + 539 = 77616
Step 145: 77616 + 539 = 78155
Step 146: 78155 + 539 = 78694
Step 147: 78694 + 539 = 79233
Step 148: 79233 + 539 = 79772
Step 149: 79772 + 539 = 80311
Step 150: 80311 + 539 = 80850
Step 151: 80850 + 539 = 81389
Step 152: 81389 + 539 = 81928
Step 153: 81928 + 539 = 82467
Step 154: 82467 + 539 = 83006
Step 155: 83006 + 539 = 83545
Step 156: 83545 + 539 = 84084
Step 157: 84084 + 539 = 84623
Step 158: 84623 + 539 = 85162
Step 159: 85162 + 539 = 85701
Step 160: 85701 + 539 = 86240
Step 161: 86240 + 539 = 86779
Step 162: 86779 + 539 = 87318
Step 163: 87318 + 539 = 87857
Step 164: 87857 + 539 = 88396
Step 165: 88396 + 539 = 88935
Step 166: 88935 + 539 = 89474
Step 167: 89474 + 539 = 90013
Step 168: 90013 + 539 = 90552
Step 169: 90552 + 539 = 91091
Step 170: 91091 + 539 = 91630
Step 171: 91630 + 539 = 92169
Step 172: 92169 + 539 = 92708
Step 173: 92708 + 539 = 93247
Step 174: 93247 + 539 = 93786
Step 175: 93786 + 539 = 94325
Step 176: 94325 + 539 = 94864
Step 177: 94864 + 539 = 95403
Step 178: 95403 + 539 = 95942
Step 179: 95942 + 539 = 96481
Step 180: 96481 + 539 = 97020
Step 181: 97020 + 539 = 97559
Step 182: 97559 + 539 = 98098
Step 183: 98098 + 539 = 98637
Step 184: 98637 + 539 = 99176
Step 185: 99176 + 539 = 99715
Step 186: 99715 + 539 = 100254
Step 187: 100254 + 539 = 100793
Step 188: 100793 + 539 = 101332
Step 189: 101332 + 539 = 101871
Step 190: 101871 + 539 = 102410
Step 191: 102410 + 539 = 102949
Step 192: 102949 + 539 = 103488
Step 193: 103488 + 539 = 104027
Step 194: 104027 + 539 = 104566
Step 195: 104566 + 539 = 105105
Step 196: 105105 + 539 = 105644
Step 197: 105644 + 539 = 106183
Step 198: 106183 + 539 = 106722
Step 199: 106722 + 539 = 107261
Step 200: 107261 + 539 = 107800
Step 201: 107800 + 539 = 108339
Step 202: 108339 + 539 = 108878
Step 203: 108878 + 539 = 109417
Step 204: 109417 + 539 = 109956
Step 205: 109956 + 539 = 110495
Step 206: 110495 + 539 = 111034
Step 207: 111034 + 539 = 111573
Step 208: 111573 + 539 = 112112
Step 209: 112112 + 539 = 112651
Step 210: 112651 + 539 = 113190
Step 211: 113190 + 539 = 113729
Step 212: 113729 + 539 = 114268
Step 213: 114268 + 539 = 114807
Step 214: 114807 + 539 = 115346
Step 215: 115346 + 539 = 115885
Step 216: 115885 + 539 = 116424
Step 217: 116424 + 539 = 116963
Step 218: 116963 + 539 = 117502
Step 219: 117502 + 539 = 118041
Step 220: 118041 + 539 = 118580
Step 221: 118580 + 539 = 119119
Step 222: 119119 + 539 = 119658
Step 223: 119658 + 539 = 120197
Step 224: 120197 + 539 = 120736
Step 225: 120736 + 539 = 121275
Step 226: 121275 + 539 = 121814
Step 227: 121814 + 539 = 122353
Step 228: 122353 + 539 = 122892
Step 229: 122892 + 539 = 123431
Step 230: 123431 + 539 = 123970
Step 231: 123970 + 539 = 124509
Step 232: 124509 + 539 = 125048
Step 233: 125048 + 539 = 125587
Step 234: 125587 + 539 = 126126
Step 235: 126126 + 539 = 126665
Step 236: 126665 + 539 = 127204
Step 237: 127204 + 539 = 127743
Step 238: 127743 + 539 = 128282
Step 239: 128282 + 539 = 128821
Step 240: 128821 + 539 = 129360
Step 241: 129360 + 539 = 129899
Step 242: 129899 + 539 = 130438
Step 243: 130438 + 539 = 130977
Step 244: 130977 + 539 = 131516
Step 245: 131516 + 539 = 132055
Step 246: 132055 + 539 = 132594
Step 247: 132594 + 539 = 133133
Step 248: 133133 + 539 = 133672
Step 249: 133672 + 539 = 134211
Step 250: 134211 + 539 = 134750
Step 251: 134750 + 539 = 135289
Step 252: 135289 + 539 = 135828
Step 253: 135828 + 539 = 136367
Step 254: 136367 + 539 = 136906
Step 255: 136906 + 539 = 137445
Step 256: 137445 + 539 = 137984
Step 257: 137984 + 539 = 138523
Step 258: 138523 + 539 = 139062
Step 259: 139062 + 539 = 139601
Step 260: 139601 + 539 = 140140
Step 261: 140140 + 539 = 140679
Step 262: 140679 + 539 = 141218
Step 263: 141218 + 539 = 141757

So, 539*263 = 141757