7994145521664

Names of 7994145521664

• Cardinal: 7994145521664 can be written as Seven trillion, nine hundred ninety-four billion, one hundred forty-five million, five hundred twenty-one thousand, six hundred sixty-four.

Scientific notation

• Scientific notation: 7.994145521664 × 10¹²

Factors of 7994145521664

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 20
• Sum of prime factors: 241

Divisors of 7994145521664

• Number of divisors d(n): 405
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 32 36 37 48 64 72 74 96 111 128 144 148 192 199 222 256 288 296 333 384 398 444 512 576 592 597 666 768 796 888 1024 1152 1184 1194 1332 1369 1536 1592 1776 1791 2048 2304 2368 2388 2664 2738 3072 3184 3552 3582 4096 4107 4608 4736 4776 5328 5476 6144 6368 7104 7164 7363 8192 8214 9216 9472 9552 10656 10952 12288 12321 12736 14208 14328 14726 16384 16428 18432 18944 19104 21312 21904 22089 24576 24642 25472 28416 28656 29452 32856 36864 37888 38208 39601 42624 43808 44178 49152 49284 50944 56832 57312 58904 65712 66267 73728 75776 76416 79202 85248 87616 88356 98568 101888 113664 114624 117808 118803 131424 132534 147456 151552 152832 158404 170496 175232 176712 197136 203776 227328 229248 235616 237606 262848 265068 272431 303104 305664 316808 340992 350464 353424 356409 394272 407552 454656 458496 471232 475212 525696 530136 544862 606208 611328 633616 681984 700928 706848 712818 788544 815104 817293 909312 916992 942464 950424 1051392 1060272 1089724 1222656 1267232 1363968 1401856 1413696 1425636 1465237 1577088 1630208 1634586 1818624 1833984 1884928 1900848 2102784 2120544 2179448 2445312 2451879 2534464 2727936 2803712 2827392 2851272 2930474 3154176 3260416 3269172 3667968 3769856 3801696 4205568 4241088 4358896 4395711 4890624 4903758 5068928 5455872 5607424 5654784 5702544 5860948 6308352 6538344 7335936 7539712 7603392 8411136 8482176 8717792 8791422 9781248 9807516 10137856 11214848 11309568 11405088 11721896 12616704 13076688 13187133 14671872 15079424 15206784 16822272 16964352 17435584 17582844 19615032 20275712 22429696 22619136 22810176 23443792 25233408 26153376 26374266 29343744 30158848 30413568 33644544 33928704 34871168 35165688 39230064 40551424 45238272 45620352 46887584 50466816 52306752 52748532 54213769 60317696 60827136 67289088 67857408 69742336 70331376 78460128 81102848 90476544 91240704 93775168 100933632 104613504 105497064 108427538 120635392 121654272 135714816 139484672 140662752 156920256 162205696 162641307 180953088 182481408 187550336 201867264 209227008 210994128 216855076 243308544 271429632 278969344 281325504 313840512 324411392 325282614 361906176 364962816 375100672 418454016 421988256 433710152 486617088 487923921 542859264 557938688 562651008 627681024 648822784 650565228 729925632 750201344 836908032 843976512 867420304 973234176 975847842 1085718528 1115877376 1125302016 1255362048 1301130456 1459851264 1500402688 1673816064 1687953024 1734840608 1946468352 1951695684 2231754752 2250604032 2510724096 2602260912 2919702528 3000805376 3347632128 3375906048 3469681216 3903391368 4463509504 4501208064 5021448192 5204521824 5839405056 6001610752 6695264256 6751812096 6939362432 7806782736 9002416128 10042896384 10409043648 12003221504 13390528512 13503624192 13878724864 15613565472 18004832256 20085792768 20818087296 24006443008 27007248384 27757449728 31227130944 36009664512 40171585536 41636174592 54014496768 55514899456 62454261888 72019329024 83272349184 108028993536 111029798912 124908523776 166544698368 216057987072 222059597824 249817047552 333089396736 444119195648 499634095104 666178793472 888238391296 999268190208 1332357586944 1998536380416 2664715173888 3997072760832 7994145521664
• Sum of all divisors σ(n): 23854378981797
• Sum of proper divisors (its aliquot sum) s(n): 15860233460133
• 7994145521664 is an abundant number, because the sum of its proper divisors (15860233460133) is greater than itself. Its abundance is 7866087938469

Bases of 7994145521664

• Binary: 1110100010101001000001101000100000000000000₂
• Hexadecimal: 0x74548344000
• Base-36: 2U0GJU9S0

Squares and roots of 7994145521664

• 7994145521664 squared (7994145521664²) is 63906362621540586693328896
• 7994145521664 cubed (7994145521664³) is 510876762556824324014890344102645202944
• 7994145521664 is a perfect square number. Its square root is 2827392
• The cube root of 7994145521664 is 19995.1200774679

Scales and comparisons

• 7,994,145,521,664 seconds is equal to 254,189 years, 5 weeks, 1 day, 10 hours, 14 minutes, 24 seconds.
• To count from 1 to 7,994,145,521,664 would take you about six hundred thirty-five thousand, four hundred seventy-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 7994145521664 cubic inches would be around 1666.3 feet tall.

Recreational maths with 7994145521664

• 7994145521664 backwards is 4661255414997
• The number of decimal digits it has is: 13
• The sum of 7994145521664's digits is 63
• More coming soon!