Alright, let's solve this math problem step by step. First, we have the number 591. Next, we see the multiplication sign, which means we need to multiply something. And what are we multiplying it by? We multiply it by 166. So, we're going to take the number 591 and add it to itself 166 times.
Step 1: 0 + 591 = 591
Step 2: 591 + 591 = 1182
Step 3: 1182 + 591 = 1773
Step 4: 1773 + 591 = 2364
Step 5: 2364 + 591 = 2955
Step 6: 2955 + 591 = 3546
Step 7: 3546 + 591 = 4137
Step 8: 4137 + 591 = 4728
Step 9: 4728 + 591 = 5319
Step 10: 5319 + 591 = 5910
Step 11: 5910 + 591 = 6501
Step 12: 6501 + 591 = 7092
Step 13: 7092 + 591 = 7683
Step 14: 7683 + 591 = 8274
Step 15: 8274 + 591 = 8865
Step 16: 8865 + 591 = 9456
Step 17: 9456 + 591 = 10047
Step 18: 10047 + 591 = 10638
Step 19: 10638 + 591 = 11229
Step 20: 11229 + 591 = 11820
Step 21: 11820 + 591 = 12411
Step 22: 12411 + 591 = 13002
Step 23: 13002 + 591 = 13593
Step 24: 13593 + 591 = 14184
Step 25: 14184 + 591 = 14775
Step 26: 14775 + 591 = 15366
Step 27: 15366 + 591 = 15957
Step 28: 15957 + 591 = 16548
Step 29: 16548 + 591 = 17139
Step 30: 17139 + 591 = 17730
Step 31: 17730 + 591 = 18321
Step 32: 18321 + 591 = 18912
Step 33: 18912 + 591 = 19503
Step 34: 19503 + 591 = 20094
Step 35: 20094 + 591 = 20685
Step 36: 20685 + 591 = 21276
Step 37: 21276 + 591 = 21867
Step 38: 21867 + 591 = 22458
Step 39: 22458 + 591 = 23049
Step 40: 23049 + 591 = 23640
Step 41: 23640 + 591 = 24231
Step 42: 24231 + 591 = 24822
Step 43: 24822 + 591 = 25413
Step 44: 25413 + 591 = 26004
Step 45: 26004 + 591 = 26595
Step 46: 26595 + 591 = 27186
Step 47: 27186 + 591 = 27777
Step 48: 27777 + 591 = 28368
Step 49: 28368 + 591 = 28959
Step 50: 28959 + 591 = 29550
Step 51: 29550 + 591 = 30141
Step 52: 30141 + 591 = 30732
Step 53: 30732 + 591 = 31323
Step 54: 31323 + 591 = 31914
Step 55: 31914 + 591 = 32505
Step 56: 32505 + 591 = 33096
Step 57: 33096 + 591 = 33687
Step 58: 33687 + 591 = 34278
Step 59: 34278 + 591 = 34869
Step 60: 34869 + 591 = 35460
Step 61: 35460 + 591 = 36051
Step 62: 36051 + 591 = 36642
Step 63: 36642 + 591 = 37233
Step 64: 37233 + 591 = 37824
Step 65: 37824 + 591 = 38415
Step 66: 38415 + 591 = 39006
Step 67: 39006 + 591 = 39597
Step 68: 39597 + 591 = 40188
Step 69: 40188 + 591 = 40779
Step 70: 40779 + 591 = 41370
Step 71: 41370 + 591 = 41961
Step 72: 41961 + 591 = 42552
Step 73: 42552 + 591 = 43143
Step 74: 43143 + 591 = 43734
Step 75: 43734 + 591 = 44325
Step 76: 44325 + 591 = 44916
Step 77: 44916 + 591 = 45507
Step 78: 45507 + 591 = 46098
Step 79: 46098 + 591 = 46689
Step 80: 46689 + 591 = 47280
Step 81: 47280 + 591 = 47871
Step 82: 47871 + 591 = 48462
Step 83: 48462 + 591 = 49053
Step 84: 49053 + 591 = 49644
Step 85: 49644 + 591 = 50235
Step 86: 50235 + 591 = 50826
Step 87: 50826 + 591 = 51417
Step 88: 51417 + 591 = 52008
Step 89: 52008 + 591 = 52599
Step 90: 52599 + 591 = 53190
Step 91: 53190 + 591 = 53781
Step 92: 53781 + 591 = 54372
Step 93: 54372 + 591 = 54963
Step 94: 54963 + 591 = 55554
Step 95: 55554 + 591 = 56145
Step 96: 56145 + 591 = 56736
Step 97: 56736 + 591 = 57327
Step 98: 57327 + 591 = 57918
Step 99: 57918 + 591 = 58509
Step 100: 58509 + 591 = 59100
Step 101: 59100 + 591 = 59691
Step 102: 59691 + 591 = 60282
Step 103: 60282 + 591 = 60873
Step 104: 60873 + 591 = 61464
Step 105: 61464 + 591 = 62055
Step 106: 62055 + 591 = 62646
Step 107: 62646 + 591 = 63237
Step 108: 63237 + 591 = 63828
Step 109: 63828 + 591 = 64419
Step 110: 64419 + 591 = 65010
Step 111: 65010 + 591 = 65601
Step 112: 65601 + 591 = 66192
Step 113: 66192 + 591 = 66783
Step 114: 66783 + 591 = 67374
Step 115: 67374 + 591 = 67965
Step 116: 67965 + 591 = 68556
Step 117: 68556 + 591 = 69147
Step 118: 69147 + 591 = 69738
Step 119: 69738 + 591 = 70329
Step 120: 70329 + 591 = 70920
Step 121: 70920 + 591 = 71511
Step 122: 71511 + 591 = 72102
Step 123: 72102 + 591 = 72693
Step 124: 72693 + 591 = 73284
Step 125: 73284 + 591 = 73875
Step 126: 73875 + 591 = 74466
Step 127: 74466 + 591 = 75057
Step 128: 75057 + 591 = 75648
Step 129: 75648 + 591 = 76239
Step 130: 76239 + 591 = 76830
Step 131: 76830 + 591 = 77421
Step 132: 77421 + 591 = 78012
Step 133: 78012 + 591 = 78603
Step 134: 78603 + 591 = 79194
Step 135: 79194 + 591 = 79785
Step 136: 79785 + 591 = 80376
Step 137: 80376 + 591 = 80967
Step 138: 80967 + 591 = 81558
Step 139: 81558 + 591 = 82149
Step 140: 82149 + 591 = 82740
Step 141: 82740 + 591 = 83331
Step 142: 83331 + 591 = 83922
Step 143: 83922 + 591 = 84513
Step 144: 84513 + 591 = 85104
Step 145: 85104 + 591 = 85695
Step 146: 85695 + 591 = 86286
Step 147: 86286 + 591 = 86877
Step 148: 86877 + 591 = 87468
Step 149: 87468 + 591 = 88059
Step 150: 88059 + 591 = 88650
Step 151: 88650 + 591 = 89241
Step 152: 89241 + 591 = 89832
Step 153: 89832 + 591 = 90423
Step 154: 90423 + 591 = 91014
Step 155: 91014 + 591 = 91605
Step 156: 91605 + 591 = 92196
Step 157: 92196 + 591 = 92787
Step 158: 92787 + 591 = 93378
Step 159: 93378 + 591 = 93969
Step 160: 93969 + 591 = 94560
Step 161: 94560 + 591 = 95151
Step 162: 95151 + 591 = 95742
Step 163: 95742 + 591 = 96333
Step 164: 96333 + 591 = 96924
Step 165: 96924 + 591 = 97515
Step 166: 97515 + 591 = 98106

So, 591*166 = 98106