21431134272128

Names of 21431134272128

• Cardinal: 21431134272128 can be written as Twenty-one trillion, four hundred thirty-one billion, one hundred thirty-four million, two hundred seventy-two thousand, one hundred twenty-eight.

Scientific notation

• Scientific notation: 2.1431134272128 × 10¹³

Factors of 21431134272128

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 22438

Divisors of 21431134272128

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 4 7 8 14 16 17 28 32 34 56 64 68 112 119 128 136 224 238 272 289 448 476 544 578 896 952 1088 1156 1904 2023 2176 2312 3808 4046 4624 4663 7616 8092 9248 9326 15232 16184 17749 18496 18652 32368 32641 35498 36992 37304 64736 65282 70996 74608 79271 124243 129472 130564 141992 149216 158542 248486 258944 261128 283984 298432 301733 317084 496972 522256 554897 567968 596864 603466 634168 993944 1044512 1109794 1135936 1206932 1268336 1347607 1987888 2089024 2112131 2219588 2271872 2413864 2536672 2695214 3975776 4178048 4224262 4439176 4827728 5073344 5129461 5390428 7951552 8448524 8878352 9433249 9655456 10146688 10258922 10780856 15903104 16897048 17756704 18866498 19310912 20517844 21561712 33794096 35513408 35906227 37732996 38621824 41035688 43123424 67588192 71026816 71812454 75465992 82071376 82763587 86246848 135176384 143624908 150931984 164142752 165527174 172493696 270352768 287249816 301863968 328285504 331054348 574499632 579345109 603727936 656571008 662108696 1148999264 1158690218 1207455872 1324217392 1406980979 2297998528 2317380436 2648434784 2813961958 4595997056 4634760872 5296869568 5627923916 9269521744 9848866853 10593739136 11255847832 18539043488 19697733706 22511695664 23918676643 37078086976 39395467412 45023391328 47837353286 74156173952 78790934824 90046782656 95674706572 157581869648 167430736501 180093565312 191349413144 315163739296 334861473002 382698826288 630327478592 669722946004 765397652576 1260654957184 1339445892008 1530795305152 2678891784016 3061590610304 5357783568032 10715567136064 21431134272128
• Sum of all divisors σ(n): 51847216080000
• Sum of proper divisors (its aliquot sum) s(n): 30416081807872
• 21431134272128 is an abundant number, because the sum of its proper divisors (30416081807872) is greater than itself. Its abundance is 8984947535744

Bases of 21431134272128

• Binary: 100110111110111010011001001010011101010000000₂
• Hexadecimal: 0x137DD3253A80
• Base-36: 7LHBS0D4W

Squares and roots of 21431134272128

• 21431134272128 squared (21431134272128²) is 459293516189979340357648384
• 21431134272128 cubed (21431134272128³) is 9843181015785242674183068375233595441152
• The square root of 21431134272128 is 4629377.3093287611
• The cube root of 21431134272128 is 27776.7684874063

Scales and comparisons

• 21,431,134,272,128 seconds is equal to 681,443 years, 40 weeks, 3 days, 13 hours, 22 minutes, 8 seconds.
• To count from 1 to 21,431,134,272,128 would take you about one million, seven hundred three thousand, six hundred nine 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 21431134272128 cubic inches would be around 2314.7 feet tall.

Recreational maths with 21431134272128

• 21431134272128 backwards is 82127243113412
• The number of decimal digits it has is: 14
• The sum of 21431134272128's digits is 41
• More coming soon!