640840983440424

Names of 640840983440424

• Cardinal: 640840983440424 can be written as Six hundred forty trillion, eight hundred forty billion, nine hundred eighty-three million, four hundred forty thousand, four hundred twenty-four.

Scientific notation

• Scientific notation: 6.40840983440424 × 10¹⁴

Factors of 640840983440424

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 94

Divisors of 640840983440424

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 4 6 8 12 13 17 24 26 34 39 51 52 59 68 78 102 104 118 136 156 169 177 204 221 236 312 338 354 408 442 472 507 663 676 708 767 884 1003 1014 1326 1352 1416 1534 1768 2006 2028 2197 2301 2652 2873 3009 3068 3481 4012 4056 4394 4602 5304 5746 6018 6136 6591 6962 8024 8619 8788 9204 9971 10443 11492 12036 13039 13182 13924 17238 17576 18408 19942 20886 22984 24072 26078 26364 27848 29913 34476 37349 39117 39884 41772 45253 52156 52728 59177 59826 68952 74698 78234 79768 83544 90506 104312 112047 118354 119652 129623 135759 149396 156468 169507 177531 181012 205379 224094 236708 239304 259246 271518 298792 312936 339014 355062 362024 388869 410758 448188 473416 508521 518492 543036 588289 616137 678028 710124 769301 777738 821516 896376 1017042 1036984 1086072 1176578 1232274 1356056 1420248 1538602 1555476 1643032 1764867 2034084 2203591 2307903 2353156 2464548 2669927 3077204 3110952 3491443 3529734 4068168 4407182 4615806 4706312 4929096 5339854 6154408 6610773 6982886 7059468 7647757 8009781 8814364 9231612 10000913 10474329 10679708 12117361 13221546 13965772 14118936 15295514 16019562 17628728 18463224 20001826 20948658 21359416 22943271 24234722 26443092 27931544 30002739 30591028 32039124 34709051 36352083 40003652 41897316 45388759 45886542 48469444 52886184 60005478 61182056 64078248 69418102 72704166 80007304 83794632 90777518 91773084 96938888 104127153 120010956 130011869 136166277 138836204 145408332 157525693 181555036 183546168 205995137 208254306 240021912 260023738 272332554 277672408 290816664 315051386 363110072 390035607 411990274 416508612 451217663 472577079 520047476 544665108 590053867 617985411 630102772 714924299 780071214 823980548 833017224 902435326 945154158 1040094952 1089330216 1180107734 1235970822 1260205544 1353652989 1429848598 1560142428 1647961096 1770161601 1804870652 1890308316 2047834009 2144772897 2360215468 2471941644 2677936781 2707305978 2859697196 3120284856 3540323202 3609741304 3780616632 4095668018 4289545794 4720430936 4943883288 5355873562 5414611956 5719394392 6143502027 7080646404 7670700271 8033810343 8191336036 8579091588 9294015887 10711747124 10829223912 12153713083 12287004054 14161292808 15341400542 16067620686 16382672072 17158183176 18588031774 21423494248 23012100813 24307426166 24574008108 26621842117 27882047661 30682801084 32135241372 34813178153 36461139249 37176063548 46024201626 48614852332 49148016216 53243684234 55764095322 61365602168 64270482744 69626356306 72922278498 74352127096 79865526351 92048403252 97229704664 104439534459 106487368468 111528190644 120822206531 139252712612 145844556996 157998270079 159731052702 184096806504 208879068918 212974736936 223056381288 241644413062 278505425224 291689113992 315996540158 319462105404 362466619593 417758137836 452571315989 473994810237 483288826124 631993080316 638924210808 724933239186 835516275672 905142631978 947989620474 966577652248 1263986160632 1357713947967 1449866478372 1570688684903 1810285263956 1895979240948 2053977511027 2715427895934 2899732956744 3141377369806 3620570527912 3791958481896 4107955022054 4712066054709 5430855791868 6161932533081 6282754739612 8215910044108 9424132109418 10861711583736 12323865066162 12565509479224 16431820088216 18848264218836 24647730132324 26701707643351 37696528437672 49295460264648 53403415286702 80105122930053 106806830573404 160210245860106 213613661146808 320420491720212 640840983440424
• Sum of all divisors σ(n): 1869324890832000
• Sum of proper divisors (its aliquot sum) s(n): 1228483907391576
• 640840983440424 is an abundant number, because the sum of its proper divisors (1228483907391576) is greater than itself. Its abundance is 587642923951152

Bases of 640840983440424

• Binary: 10010001101101011101101011001011001110110000101000₂
• Hexadecimal: 0x246D76B2CEC28
• Base-36: 6B5QA7ILGO

Squares and roots of 640840983440424

• 640840983440424 squared (640840983440424²) is 410677166056889787387557299776
• 640840983440424 cubed (640840983440424³) is 263178758972423565455542849677655056004545024
• The square root of 640840983440424 is 25314837.2193151579
• The cube root of 640840983440424 is 86215.1178276689

Scales and comparisons

• 640,840,983,440,424 seconds is equal to 20,376,761 years, 1 week, 1 day, 1 hour, 24 seconds.
• To count from 1 to 640,840,983,440,424 would take you about fifty million, nine hundred forty-one thousand, nine hundred two 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 640840983440424 cubic inches would be around 7184.6 feet tall.

Recreational maths with 640840983440424

• 640840983440424 backwards is 424044389048046
• The number of decimal digits it has is: 15
• The sum of 640840983440424's digits is 60
• More coming soon!