1681494097920

Names of 1681494097920

• Cardinal: 1681494097920 can be written as One trillion, six hundred eighty-one billion, four hundred ninety-four million, ninety-seven thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 1.68149409792 × 10¹²

Factors of 1681494097920

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 21
• Sum of prime factors: 520

Divisors of 1681494097920

• Number of divisors d(n): 1440
• Complete list of divisors:
  1 2 3 4 5 6 7 8 10 12 13 14 15 16 20 21 23 24 26 28 30 32 35 39 40 42 46 48 49 52 56 60 64 65 69 70 78 80 84 91 92 96 98 104 105 112 115 120 128 130 138 140 147 156 160 161 168 182 184 192 195 196 208 210 224 230 240 245 256 260 273 276 280 294 299 312 320 322 336 345 364 368 384 390 392 416 420 448 455 460 467 480 483 490 512 520 546 552 560 588 598 624 637 640 644 672 690 728 735 736 768 780 784 805 832 840 896 897 910 920 934 960 966 980 1024 1040 1092 1104 1120 1127 1176 1196 1248 1274 1280 1288 1344 1365 1380 1401 1456 1470 1472 1495 1536 1560 1568 1610 1664 1680 1792 1794 1820 1840 1868 1911 1920 1932 1960 2048 2080 2093 2184 2208 2240 2254 2335 2352 2392 2415 2496 2548 2560 2576 2688 2730 2760 2802 2912 2940 2944 2990 3072 3120 3136 3185 3220 3269 3328 3360 3381 3584 3588 3640 3680 3736 3822 3840 3864 3920 4096 4160 4186 4368 4416 4480 4485 4508 4670 4704 4784 4830 4992 5096 5120 5152 5376 5460 5520 5604 5635 5824 5880 5888 5980 6071 6144 6240 6272 6279 6370 6440 6538 6656 6720 6762 7005 7168 7176 7280 7360 7472 7644 7680 7728 7840 8192 8320 8372 8736 8832 8960 8970 9016 9340 9408 9555 9568 9660 9807 9984 10192 10240 10304 10465 10741 10752 10920 11040 11208 11270 11648 11760 11776 11960 12142 12288 12480 12544 12558 12740 12880 13076 13312 13440 13524 14010 14336 14352 14560 14651 14720 14944 15288 15360 15456 15680 16345 16384 16640 16744 16905 17472 17664 17920 17940 18032 18213 18680 18816 19110 19136 19320 19614 19968 20384 20480 20608 20930 21482 21504 21840 22080 22416 22540 22883 23296 23520 23552 23920 24284 24576 24960 25088 25116 25480 25760 26152 26624 26880 27048 28020 28672 28704 29120 29302 29440 29888 30355 30576 30720 30912 31360 31395 32223 32690 33280 33488 33810 34944 35328 35840 35880 36064 36426 37360 37632 38220 38272 38640 39228 39936 40768 40960 41216 41860 42497 42964 43008 43680 43953 44160 44832 45080 45766 46592 47040 47104 47840 48568 49035 49152 49920 50176 50232 50960 51520 52304 53248 53705 53760 54096 56040 57344 57408 58240 58604 58880 59776 60710 61152 61440 61824 62720 62790 64446 65380 66560 66976 67620 68649 69888 70656 71680 71760 72128 72852 73255 74720 75187 75264 76440 76544 77280 78456 79872 81536 81920 82432 83720 84994 85928 86016 87360 87906 88320 89664 90160 91065 91532 93184 94080 94208 95680 97136 98070 99840 100352 100464 101920 103040 104608 106496 107410 107520 108192 112080 114415 114688 114816 116480 117208 117760 119552 121420 122304 122880 123648 125440 125580 127491 128892 130760 133120 133952 135240 137298 139633 139776 141312 143360 143520 144256 145704 146510 149440 150374 150528 152880 153088 154560 156912 159744 161115 163072 164864 167440 169988 171856 172032 174720 175812 176640 179328 180320 182130 183064 186368 188160 188416 191360 194272 196140 199680 200704 200928 203840 206080 209216 212485 212992 214820 215040 216384 219765 224160 225561 228830 229632 232960 234416 235520 239104 242840 244608 245760 247296 250880 251160 254982 257784 261520 266240 267904 270480 274596 279266 279552 282624 286720 287040 288512 291408 293020 297479 298880 300748 301056 305760 306176 309120 313824 319488 322230 326144 329728 334880 339976 343245 343712 344064 349440 351624 353280 358656 360640 364260 366128 372736 375935 376320 376832 382720 388544 392280 399360 401408 401856 407680 412160 418432 418899 424970 429640 430080 432768 439530 448320 451122 457660 459264 465920 468832 471040 478208 485680 489216 494592 501760 502320 509964 515568 523040 526309 532480 535808 540960 549192 558532 559104 565248 573440 574080 577024 582816 586040 594958 597760 601496 602112 611520 612352 618240 627648 637455 638976 644460 652288 659456 669760 679952 686490 687424 698165 698880 703248 706560 717312 721280 728520 732256 745472 751870 752640 765440 777088 784560 798720 802816 803712 815360 824320 836864 837798 849940 859280 860160 865536 879060 892437 896640 902244 915320 918528 931840 937664 942080 956416 971360 977431 978432 989184 1003520 1004640 1019928 1031136 1046080 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37300224 37506560 38077312 38256640 38495744 39097240 39137280 39567360 40169472 40797120 41052102 41245440 42104720 42864640 43516928 43935360 43995136 44682560 45007872 46161920 46625280 46864384 46916688 47596640 48119680 49733632 50211840 50525664 51437568 52183040 53559296 53619072 54396160 54736136 54993920 55394304 56259840 57115968 57384960 57743616 58580480 58645860 60010496 62167040 62555584 63157080 64296960 65275392 65992704 66949120 67023840 67367552 68420170 69242880 70296576 71394960 71492096 72179520 73482240 74600448 75013120 76154624 76991488 78194480 78274560 80338944 81594240 82104204 82490880 84209440 85729280 87033856 87870720 87990272 89365120 90015744 92323840 93250560 93728768 93833376 95193280 96239360 99467264 100423680 101051328 102630255 102875136 107238144 108792320 109472272 109987840 112519680 114231936 114769920 115487232 117160960 117291720 120020992 124334080 125111168 126314160 128593920 130550784 131985408 133898240 134047680 134735104 136840340 138485760 140593152 142789920 142984192 144359040 149200896 150026240 152309248 153982976 156388960 156549120 160677888 163188480 164208408 164981760 168418880 171458560 174067712 175741440 175980544 178730240 180031488 186501120 187457536 187666752 190386560 192478720 200847360 202102656 205260510 214476288 217584640 218944544 219975680 225039360 228463872 230974464 234321920 234583440 240041984 248668160 250222336 252628320 257187840 261101568 263970816 267796480 268095360 269470208 273680680 276971520 281186304 285579840 285968384 288718080 298401792 300052480 304618496 307965952 312777920 326376960 328416816 329963520 336837760 348135424 351482880 357460480 360062976 373002240 374915072 375333504 380773120 384957440 401694720 404205312 410521020 428952576 435169280 437889088 439951360 450078720 456927744 461948928 468643840 469166880 497336320 500444672 505256640 514375680 522203136 527941632 536190720 538940416 547361360 562372608 571159680 571936768 577436160 600104960 609236992 615931904 625555840 652753920 656833632 659927040 673675520 696270848 702965760 714920960 720125952 746004480 750667008 761546240 769914880 803389440 808410624 821042040 857905152 870338560 875778176 879902720 900157440 913855488 923897856 937287680 938333760 1000889344 1010513280 1044406272 1072381440 1077880832 1094722720 1124745216 1142319360 1143873536 1154872320 1200209920 1218473984 1231863808 1251111680 1305507840 1313667264 1319854080 1347351040 1405931520 1429841920 1492008960 1501334016 1523092480 1539829760 1616821248 1642084080 1715810304 1740677120 1751556352 1800314880 1827710976 1847795712 1874575360 1876667520 2001778688 2021026560 2088812544 2144762880 2155761664 2189445440 2284638720 2287747072 2309744640 2436947968 2502223360 2611015680 2627334528 2639708160 2694702080 2811863040 2859683840 3002668032 3046184960 3079659520 3233642496 3284168160 3431620608 3481354240 3503112704 3600629760 3655421952 3695591424 3753335040 4003557376 4042053120 4289525760 4311523328 4378890880 4569277440 4619489280 4873895936 5004446720 5222031360 5254669056 5389404160 5623726080 5719367680 6005336064 6092369920 6159319040 6467284992 6568336320 6863241216 7006225408 7310843904 7506670080 8007114752 8084106240 8579051520 8623046656 8757781760 9138554880 9238978560 10008893440 10444062720 10509338112 10778808320 11438735360 12010672128 12184739840 12934569984 13136672640 14012450816 14621687808 15013340160 16014229504 16168212480 17158103040 17515563520 18277109760 18477957120 20017786880 21018676224 21557616640 24021344256 24369479680 25869139968 26273345280 28024901632 30026680320 32336424960 34316206080 35031127040 36554219520 40035573760 42037352448 43115233280 48042688512 52546690560 56049803264 60053360640 64672849920 70062254080 73108439040 80071147520 84074704896 105093381120 112099606528 120106721280 129345699840 140124508160 168149409792 210186762240 240213442560 280249016320 336298819584 420373524480 560498032640 840747048960 1681494097920
• Sum of all divisors σ(n): 7048681855488
• Sum of proper divisors (its aliquot sum) s(n): 5367187757568
• 1681494097920 is an abundant number, because the sum of its proper divisors (5367187757568) is greater than itself. Its abundance is 3685693659648

Bases of 1681494097920

• Binary: 11000011110000000110110111100000000000000₂
• Hexadecimal: 0x18780DBC000
• Base-36: LGGU65MO

Squares and roots of 1681494097920

• 1681494097920 squared (1681494097920²) is 2827422401339794548326400
• 1681494097920 cubed (1681494097920³) is 4754294080179658033436233813721088000
• The square root of 1681494097920 is 1296724.3723783399
• The cube root of 1681494097920 is 11891.3669888717

Scales and comparisons

• 1,681,494,097,920 seconds is equal to 53,466 years, 16 weeks, 1 day, 5 hours, 52 minutes.
• To count from 1 to 1,681,494,097,920 would take you about one hundred thirty-three thousand, six hundred sixty-five years!

  This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)

• A cube with a volume of 1681494097920 cubic inches would be around 990.9 feet tall.

Recreational maths with 1681494097920

• 1681494097920 backwards is 0297904941861
• 1681494097920 is a Harshad number.
• The number of decimal digits it has is: 13
• The sum of 1681494097920's digits is 60
• More coming soon!