OK, let's crack this. We're given 584 and our task is to multiply it by 409. Essentially, we'll be adding 584 to itself 409 times.
Step 1: 0 + 584 = 584
Step 2: 584 + 584 = 1168
Step 3: 1168 + 584 = 1752
Step 4: 1752 + 584 = 2336
Step 5: 2336 + 584 = 2920
Step 6: 2920 + 584 = 3504
Step 7: 3504 + 584 = 4088
Step 8: 4088 + 584 = 4672
Step 9: 4672 + 584 = 5256
Step 10: 5256 + 584 = 5840
Step 11: 5840 + 584 = 6424
Step 12: 6424 + 584 = 7008
Step 13: 7008 + 584 = 7592
Step 14: 7592 + 584 = 8176
Step 15: 8176 + 584 = 8760
Step 16: 8760 + 584 = 9344
Step 17: 9344 + 584 = 9928
Step 18: 9928 + 584 = 10512
Step 19: 10512 + 584 = 11096
Step 20: 11096 + 584 = 11680
Step 21: 11680 + 584 = 12264
Step 22: 12264 + 584 = 12848
Step 23: 12848 + 584 = 13432
Step 24: 13432 + 584 = 14016
Step 25: 14016 + 584 = 14600
Step 26: 14600 + 584 = 15184
Step 27: 15184 + 584 = 15768
Step 28: 15768 + 584 = 16352
Step 29: 16352 + 584 = 16936
Step 30: 16936 + 584 = 17520
Step 31: 17520 + 584 = 18104
Step 32: 18104 + 584 = 18688
Step 33: 18688 + 584 = 19272
Step 34: 19272 + 584 = 19856
Step 35: 19856 + 584 = 20440
Step 36: 20440 + 584 = 21024
Step 37: 21024 + 584 = 21608
Step 38: 21608 + 584 = 22192
Step 39: 22192 + 584 = 22776
Step 40: 22776 + 584 = 23360
Step 41: 23360 + 584 = 23944
Step 42: 23944 + 584 = 24528
Step 43: 24528 + 584 = 25112
Step 44: 25112 + 584 = 25696
Step 45: 25696 + 584 = 26280
Step 46: 26280 + 584 = 26864
Step 47: 26864 + 584 = 27448
Step 48: 27448 + 584 = 28032
Step 49: 28032 + 584 = 28616
Step 50: 28616 + 584 = 29200
Step 51: 29200 + 584 = 29784
Step 52: 29784 + 584 = 30368
Step 53: 30368 + 584 = 30952
Step 54: 30952 + 584 = 31536
Step 55: 31536 + 584 = 32120
Step 56: 32120 + 584 = 32704
Step 57: 32704 + 584 = 33288
Step 58: 33288 + 584 = 33872
Step 59: 33872 + 584 = 34456
Step 60: 34456 + 584 = 35040
Step 61: 35040 + 584 = 35624
Step 62: 35624 + 584 = 36208
Step 63: 36208 + 584 = 36792
Step 64: 36792 + 584 = 37376
Step 65: 37376 + 584 = 37960
Step 66: 37960 + 584 = 38544
Step 67: 38544 + 584 = 39128
Step 68: 39128 + 584 = 39712
Step 69: 39712 + 584 = 40296
Step 70: 40296 + 584 = 40880
Step 71: 40880 + 584 = 41464
Step 72: 41464 + 584 = 42048
Step 73: 42048 + 584 = 42632
Step 74: 42632 + 584 = 43216
Step 75: 43216 + 584 = 43800
Step 76: 43800 + 584 = 44384
Step 77: 44384 + 584 = 44968
Step 78: 44968 + 584 = 45552
Step 79: 45552 + 584 = 46136
Step 80: 46136 + 584 = 46720
Step 81: 46720 + 584 = 47304
Step 82: 47304 + 584 = 47888
Step 83: 47888 + 584 = 48472
Step 84: 48472 + 584 = 49056
Step 85: 49056 + 584 = 49640
Step 86: 49640 + 584 = 50224
Step 87: 50224 + 584 = 50808
Step 88: 50808 + 584 = 51392
Step 89: 51392 + 584 = 51976
Step 90: 51976 + 584 = 52560
Step 91: 52560 + 584 = 53144
Step 92: 53144 + 584 = 53728
Step 93: 53728 + 584 = 54312
Step 94: 54312 + 584 = 54896
Step 95: 54896 + 584 = 55480
Step 96: 55480 + 584 = 56064
Step 97: 56064 + 584 = 56648
Step 98: 56648 + 584 = 57232
Step 99: 57232 + 584 = 57816
Step 100: 57816 + 584 = 58400
Step 101: 58400 + 584 = 58984
Step 102: 58984 + 584 = 59568
Step 103: 59568 + 584 = 60152
Step 104: 60152 + 584 = 60736
Step 105: 60736 + 584 = 61320
Step 106: 61320 + 584 = 61904
Step 107: 61904 + 584 = 62488
Step 108: 62488 + 584 = 63072
Step 109: 63072 + 584 = 63656
Step 110: 63656 + 584 = 64240
Step 111: 64240 + 584 = 64824
Step 112: 64824 + 584 = 65408
Step 113: 65408 + 584 = 65992
Step 114: 65992 + 584 = 66576
Step 115: 66576 + 584 = 67160
Step 116: 67160 + 584 = 67744
Step 117: 67744 + 584 = 68328
Step 118: 68328 + 584 = 68912
Step 119: 68912 + 584 = 69496
Step 120: 69496 + 584 = 70080
Step 121: 70080 + 584 = 70664
Step 122: 70664 + 584 = 71248
Step 123: 71248 + 584 = 71832
Step 124: 71832 + 584 = 72416
Step 125: 72416 + 584 = 73000
Step 126: 73000 + 584 = 73584
Step 127: 73584 + 584 = 74168
Step 128: 74168 + 584 = 74752
Step 129: 74752 + 584 = 75336
Step 130: 75336 + 584 = 75920
Step 131: 75920 + 584 = 76504
Step 132: 76504 + 584 = 77088
Step 133: 77088 + 584 = 77672
Step 134: 77672 + 584 = 78256
Step 135: 78256 + 584 = 78840
Step 136: 78840 + 584 = 79424
Step 137: 79424 + 584 = 80008
Step 138: 80008 + 584 = 80592
Step 139: 80592 + 584 = 81176
Step 140: 81176 + 584 = 81760
Step 141: 81760 + 584 = 82344
Step 142: 82344 + 584 = 82928
Step 143: 82928 + 584 = 83512
Step 144: 83512 + 584 = 84096
Step 145: 84096 + 584 = 84680
Step 146: 84680 + 584 = 85264
Step 147: 85264 + 584 = 85848
Step 148: 85848 + 584 = 86432
Step 149: 86432 + 584 = 87016
Step 150: 87016 + 584 = 87600
Step 151: 87600 + 584 = 88184
Step 152: 88184 + 584 = 88768
Step 153: 88768 + 584 = 89352
Step 154: 89352 + 584 = 89936
Step 155: 89936 + 584 = 90520
Step 156: 90520 + 584 = 91104
Step 157: 91104 + 584 = 91688
Step 158: 91688 + 584 = 92272
Step 159: 92272 + 584 = 92856
Step 160: 92856 + 584 = 93440
Step 161: 93440 + 584 = 94024
Step 162: 94024 + 584 = 94608
Step 163: 94608 + 584 = 95192
Step 164: 95192 + 584 = 95776
Step 165: 95776 + 584 = 96360
Step 166: 96360 + 584 = 96944
Step 167: 96944 + 584 = 97528
Step 168: 97528 + 584 = 98112
Step 169: 98112 + 584 = 98696
Step 170: 98696 + 584 = 99280
Step 171: 99280 + 584 = 99864
Step 172: 99864 + 584 = 100448
Step 173: 100448 + 584 = 101032
Step 174: 101032 + 584 = 101616
Step 175: 101616 + 584 = 102200
Step 176: 102200 + 584 = 102784
Step 177: 102784 + 584 = 103368
Step 178: 103368 + 584 = 103952
Step 179: 103952 + 584 = 104536
Step 180: 104536 + 584 = 105120
Step 181: 105120 + 584 = 105704
Step 182: 105704 + 584 = 106288
Step 183: 106288 + 584 = 106872
Step 184: 106872 + 584 = 107456
Step 185: 107456 + 584 = 108040
Step 186: 108040 + 584 = 108624
Step 187: 108624 + 584 = 109208
Step 188: 109208 + 584 = 109792
Step 189: 109792 + 584 = 110376
Step 190: 110376 + 584 = 110960
Step 191: 110960 + 584 = 111544
Step 192: 111544 + 584 = 112128
Step 193: 112128 + 584 = 112712
Step 194: 112712 + 584 = 113296
Step 195: 113296 + 584 = 113880
Step 196: 113880 + 584 = 114464
Step 197: 114464 + 584 = 115048
Step 198: 115048 + 584 = 115632
Step 199: 115632 + 584 = 116216
Step 200: 116216 + 584 = 116800
Step 201: 116800 + 584 = 117384
Step 202: 117384 + 584 = 117968
Step 203: 117968 + 584 = 118552
Step 204: 118552 + 584 = 119136
Step 205: 119136 + 584 = 119720
Step 206: 119720 + 584 = 120304
Step 207: 120304 + 584 = 120888
Step 208: 120888 + 584 = 121472
Step 209: 121472 + 584 = 122056
Step 210: 122056 + 584 = 122640
Step 211: 122640 + 584 = 123224
Step 212: 123224 + 584 = 123808
Step 213: 123808 + 584 = 124392
Step 214: 124392 + 584 = 124976
Step 215: 124976 + 584 = 125560
Step 216: 125560 + 584 = 126144
Step 217: 126144 + 584 = 126728
Step 218: 126728 + 584 = 127312
Step 219: 127312 + 584 = 127896
Step 220: 127896 + 584 = 128480
Step 221: 128480 + 584 = 129064
Step 222: 129064 + 584 = 129648
Step 223: 129648 + 584 = 130232
Step 224: 130232 + 584 = 130816
Step 225: 130816 + 584 = 131400
Step 226: 131400 + 584 = 131984
Step 227: 131984 + 584 = 132568
Step 228: 132568 + 584 = 133152
Step 229: 133152 + 584 = 133736
Step 230: 133736 + 584 = 134320
Step 231: 134320 + 584 = 134904
Step 232: 134904 + 584 = 135488
Step 233: 135488 + 584 = 136072
Step 234: 136072 + 584 = 136656
Step 235: 136656 + 584 = 137240
Step 236: 137240 + 584 = 137824
Step 237: 137824 + 584 = 138408
Step 238: 138408 + 584 = 138992
Step 239: 138992 + 584 = 139576
Step 240: 139576 + 584 = 140160
Step 241: 140160 + 584 = 140744
Step 242: 140744 + 584 = 141328
Step 243: 141328 + 584 = 141912
Step 244: 141912 + 584 = 142496
Step 245: 142496 + 584 = 143080
Step 246: 143080 + 584 = 143664
Step 247: 143664 + 584 = 144248
Step 248: 144248 + 584 = 144832
Step 249: 144832 + 584 = 145416
Step 250: 145416 + 584 = 146000
Step 251: 146000 + 584 = 146584
Step 252: 146584 + 584 = 147168
Step 253: 147168 + 584 = 147752
Step 254: 147752 + 584 = 148336
Step 255: 148336 + 584 = 148920
Step 256: 148920 + 584 = 149504
Step 257: 149504 + 584 = 150088
Step 258: 150088 + 584 = 150672
Step 259: 150672 + 584 = 151256
Step 260: 151256 + 584 = 151840
Step 261: 151840 + 584 = 152424
Step 262: 152424 + 584 = 153008
Step 263: 153008 + 584 = 153592
Step 264: 153592 + 584 = 154176
Step 265: 154176 + 584 = 154760
Step 266: 154760 + 584 = 155344
Step 267: 155344 + 584 = 155928
Step 268: 155928 + 584 = 156512
Step 269: 156512 + 584 = 157096
Step 270: 157096 + 584 = 157680
Step 271: 157680 + 584 = 158264
Step 272: 158264 + 584 = 158848
Step 273: 158848 + 584 = 159432
Step 274: 159432 + 584 = 160016
Step 275: 160016 + 584 = 160600
Step 276: 160600 + 584 = 161184
Step 277: 161184 + 584 = 161768
Step 278: 161768 + 584 = 162352
Step 279: 162352 + 584 = 162936
Step 280: 162936 + 584 = 163520
Step 281: 163520 + 584 = 164104
Step 282: 164104 + 584 = 164688
Step 283: 164688 + 584 = 165272
Step 284: 165272 + 584 = 165856
Step 285: 165856 + 584 = 166440
Step 286: 166440 + 584 = 167024
Step 287: 167024 + 584 = 167608
Step 288: 167608 + 584 = 168192
Step 289: 168192 + 584 = 168776
Step 290: 168776 + 584 = 169360
Step 291: 169360 + 584 = 169944
Step 292: 169944 + 584 = 170528
Step 293: 170528 + 584 = 171112
Step 294: 171112 + 584 = 171696
Step 295: 171696 + 584 = 172280
Step 296: 172280 + 584 = 172864
Step 297: 172864 + 584 = 173448
Step 298: 173448 + 584 = 174032
Step 299: 174032 + 584 = 174616
Step 300: 174616 + 584 = 175200
Step 301: 175200 + 584 = 175784
Step 302: 175784 + 584 = 176368
Step 303: 176368 + 584 = 176952
Step 304: 176952 + 584 = 177536
Step 305: 177536 + 584 = 178120
Step 306: 178120 + 584 = 178704
Step 307: 178704 + 584 = 179288
Step 308: 179288 + 584 = 179872
Step 309: 179872 + 584 = 180456
Step 310: 180456 + 584 = 181040
Step 311: 181040 + 584 = 181624
Step 312: 181624 + 584 = 182208
Step 313: 182208 + 584 = 182792
Step 314: 182792 + 584 = 183376
Step 315: 183376 + 584 = 183960
Step 316: 183960 + 584 = 184544
Step 317: 184544 + 584 = 185128
Step 318: 185128 + 584 = 185712
Step 319: 185712 + 584 = 186296
Step 320: 186296 + 584 = 186880
Step 321: 186880 + 584 = 187464
Step 322: 187464 + 584 = 188048
Step 323: 188048 + 584 = 188632
Step 324: 188632 + 584 = 189216
Step 325: 189216 + 584 = 189800
Step 326: 189800 + 584 = 190384
Step 327: 190384 + 584 = 190968
Step 328: 190968 + 584 = 191552
Step 329: 191552 + 584 = 192136
Step 330: 192136 + 584 = 192720
Step 331: 192720 + 584 = 193304
Step 332: 193304 + 584 = 193888
Step 333: 193888 + 584 = 194472
Step 334: 194472 + 584 = 195056
Step 335: 195056 + 584 = 195640
Step 336: 195640 + 584 = 196224
Step 337: 196224 + 584 = 196808
Step 338: 196808 + 584 = 197392
Step 339: 197392 + 584 = 197976
Step 340: 197976 + 584 = 198560
Step 341: 198560 + 584 = 199144
Step 342: 199144 + 584 = 199728
Step 343: 199728 + 584 = 200312
Step 344: 200312 + 584 = 200896
Step 345: 200896 + 584 = 201480
Step 346: 201480 + 584 = 202064
Step 347: 202064 + 584 = 202648
Step 348: 202648 + 584 = 203232
Step 349: 203232 + 584 = 203816
Step 350: 203816 + 584 = 204400
Step 351: 204400 + 584 = 204984
Step 352: 204984 + 584 = 205568
Step 353: 205568 + 584 = 206152
Step 354: 206152 + 584 = 206736
Step 355: 206736 + 584 = 207320
Step 356: 207320 + 584 = 207904
Step 357: 207904 + 584 = 208488
Step 358: 208488 + 584 = 209072
Step 359: 209072 + 584 = 209656
Step 360: 209656 + 584 = 210240
Step 361: 210240 + 584 = 210824
Step 362: 210824 + 584 = 211408
Step 363: 211408 + 584 = 211992
Step 364: 211992 + 584 = 212576
Step 365: 212576 + 584 = 213160
Step 366: 213160 + 584 = 213744
Step 367: 213744 + 584 = 214328
Step 368: 214328 + 584 = 214912
Step 369: 214912 + 584 = 215496
Step 370: 215496 + 584 = 216080
Step 371: 216080 + 584 = 216664
Step 372: 216664 + 584 = 217248
Step 373: 217248 + 584 = 217832
Step 374: 217832 + 584 = 218416
Step 375: 218416 + 584 = 219000
Step 376: 219000 + 584 = 219584
Step 377: 219584 + 584 = 220168
Step 378: 220168 + 584 = 220752
Step 379: 220752 + 584 = 221336
Step 380: 221336 + 584 = 221920
Step 381: 221920 + 584 = 222504
Step 382: 222504 + 584 = 223088
Step 383: 223088 + 584 = 223672
Step 384: 223672 + 584 = 224256
Step 385: 224256 + 584 = 224840
Step 386: 224840 + 584 = 225424
Step 387: 225424 + 584 = 226008
Step 388: 226008 + 584 = 226592
Step 389: 226592 + 584 = 227176
Step 390: 227176 + 584 = 227760
Step 391: 227760 + 584 = 228344
Step 392: 228344 + 584 = 228928
Step 393: 228928 + 584 = 229512
Step 394: 229512 + 584 = 230096
Step 395: 230096 + 584 = 230680
Step 396: 230680 + 584 = 231264
Step 397: 231264 + 584 = 231848
Step 398: 231848 + 584 = 232432
Step 399: 232432 + 584 = 233016
Step 400: 233016 + 584 = 233600
Step 401: 233600 + 584 = 234184
Step 402: 234184 + 584 = 234768
Step 403: 234768 + 584 = 235352
Step 404: 235352 + 584 = 235936
Step 405: 235936 + 584 = 236520
Step 406: 236520 + 584 = 237104
Step 407: 237104 + 584 = 237688
Step 408: 237688 + 584 = 238272
Step 409: 238272 + 584 = 238856

So, 584*409 = 238856