31456977587491968

Names of 31456977587491968

• Cardinal: 31456977587491968 can be written as Thirty-one quadrillion, four hundred fifty-six trillion, nine hundred seventy-seven billion, five hundred eighty-seven million, four hundred ninety-one thousand, nine hundred sixty-eight.

Scientific notation

• Scientific notation: 3.1456977587491968 × 10¹⁶

Factors of 31456977587491968

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 19
• Sum of prime factors: 64518

Divisors of 31456977587491968

• Number of divisors d(n): 264
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 27 32 36 48 54 64 72 81 96 108 128 144 162 192 216 243 288 324 384 432 486 576 648 729 864 972 1152 1296 1458 1728 1944 2187 2592 2916 3456 3888 4374 5184 5832 6561 7776 8748 10368 11664 13122 15552 17496 19683 23328 26244 31104 34992 39366 46656 52488 59049 64513 69984 78732 93312 104976 118098 129026 139968 157464 193539 209952 236196 258052 279936 314928 387078 419904 472392 516104 580617 629856 774156 839808 944784 1032208 1161234 1259712 1548312 1741851 1889568 2064416 2322468 2519424 3096624 3483702 3779136 4128832 4644936 5225553 6193248 6967404 7558272 8257664 9289872 10451106 12386496 13934808 15676659 18579744 20902212 24772992 27869616 31353318 37159488 41804424 47029977 55739232 62706636 74318976 83608848 94059954 111478464 125413272 141089931 167217696 188119908 222956928 250826544 282179862 334435392 376239816 423269793 501653088 564359724 668870784 752479632 846539586 1003306176 1128719448 1269809379 1504959264 1693079172 2006612352 2257438896 2539618758 3009918528 3386158344 3809428137 4161927169 4514877792 5079237516 6019837056 6772316688 7618856274 8323854338 9029755584 10158475032 12485781507 13544633376 15237712548 16647708676 18059511168 20316950064 24971563014 27089266752 30475425096 33295417352 37457344521 40633900128 49943126028 54178533504 60950850192 66590834704 74914689042 81267800256 99886252056 112372033563 121901700384 133181669408 149829378084 162535600512 199772504112 224744067126 243803400768 266363338816 299658756168 337116100689 399545008224 449488134252 487606801536 532726677632 599317512336 674232201378 799090016448 898976268504 1011348302067 1198635024672 1348464402756 1598180032896 1797952537008 2022696604134 2397270049344 2696928805512 3034044906201 3595905074016 4045393208268 4794540098688 5393857611024 6068089812402 7191810148032 8090786416536 9102134718603 10787715222048 12136179624804 14383620296064 16181572833072 18204269437206 21575430444096 24272359249608 27306404155809 32363145666144 36408538874412 43150860888192 48544718499216 54612808311618 64726291332288 72817077748824 81919212467427 97089436998432 109225616623236 129452582664576 145634155497648 163838424934854 194178873996864 218451233246472 245757637402281 291268310995296 327676849869708 388357747993728 436902466492944 491515274804562 582536621990592 655353699739416 873804932985888 983030549609124 1165073243981184 1310707399478832 1747609865971776 1966061099218248 2621414798957664 3495219731943552 3932122198436496 5242829597915328 7864244396872992 10485659195830656 15728488793745984 31456977587491968
• Sum of all divisors σ(n): 94003222781281545
• Sum of proper divisors (its aliquot sum) s(n): 62546245193789577
• 31456977587491968 is an abundant number, because the sum of its proper divisors (62546245193789577) is greater than itself. Its abundance is 31089267606297609

Bases of 31456977587491968

• Binary: 1101111110000011111010001010110110011110101010010000000₂
• Hexadecimal: 0x6FC1F456CF5480
• Base-36: 8LQKG04I000

Squares and roots of 31456977587491968

• 31456977587491968 squared (31456977587491968²) is 989541438939971995268284464513024
• 31456977587491968 cubed (31456977587491968³) is 31127982866629250816194514594694640209030631391232
• The square root of 31456977587491968 is 177361150.1639859349
• The cube root of 31456977587491968 is 315674.1339369231

Scales and comparisons

• 31,456,977,587,491,968 seconds is equal to 1,000,234,584 years, 24 weeks, 2 hours, 52 minutes, 48 seconds.
• To count from 1 to 31,456,977,587,491,968 would take you about three billion, seven hundred three thousand, seven hundred fifty-three 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 31456977587491968 cubic inches would be around 26306.2 feet tall.

Recreational maths with 31456977587491968

• 31456977587491968 backwards is 86919478577965413
• The number of decimal digits it has is: 17
• The sum of 31456977587491968's digits is 99
• More coming soon!