21316264980

Names of 21316264980

• Cardinal: 21316264980 can be written as Twenty-one billion, three hundred sixteen million, two hundred sixty-four thousand, nine hundred eighty.

Scientific notation

• Scientific notation: 2.131626498 × 10¹⁰

Factors of 21316264980

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 5688

Divisors of 21316264980

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 5 6 10 12 15 17 20 29 30 34 51 58 60 68 85 87 102 116 131 145 170 174 204 255 262 290 340 348 393 435 493 510 524 580 655 786 870 986 1020 1310 1479 1572 1740 1965 1972 2227 2465 2620 2958 3799 3930 4454 4930 5501 5916 6681 7395 7598 7860 8908 9860 11002 11135 11397 13362 14790 15196 16503 18995 22004 22270 22794 26724 27505 29580 33006 33405 37990 44540 45588 55010 56985 64583 66012 66810 75980 82515 93517 110020 113970 129166 133620 159529 165030 187034 193749 227940 258332 280551 319058 322915 330060 374068 387498 467585 478587 561102 638116 645830 720631 774996 797645 935170 957174 968745 1122204 1291660 1402755 1441262 1595290 1870340 1914348 1937490 2161893 2392935 2711993 2805510 2882524 3190580 3603155 3874980 4323786 4785870 5423986 5611020 7206310 8135979 8647572 9571740 10809465 10847972 12250727 13559965 14412620 16271958 20898299 21618930 24501454 27119930 32543916 36752181 40679895 41796598 43237860 49002908 54239860 61253635 62694897 73504362 81359790 83593196 104491495 122507270 125389794 147008724 162719580 183760905 208982990 245014540 250779588 313474485 355271083 367521810 417965980 626948970 710542166 735043620 1065813249 1253897940 1421084332 1776355415 2131626498 3552710830 4263252996 5329066245 7105421660 10658132490 21316264980
• Sum of all divisors σ(n): 65886670080
• Sum of proper divisors (its aliquot sum) s(n): 44570405100
• 21316264980 is an abundant number, because the sum of its proper divisors (44570405100) is greater than itself. Its abundance is 23254140120

Bases of 21316264980

• Binary: 10011110110100011000110010000010100₂
• Hexadecimal: 0x4F68C6414
• Base-36: 9SJ5JBO

Squares and roots of 21316264980

• 21316264980 squared (21316264980²) is 454383152697574400400
• 21316264980 cubed (21316264980³) is 9685751685349297722191017992000
• The square root of 21316264980 is 146000.9074629333
• The cube root of 21316264980 is 2772.7052416021

Scales and comparisons

• 21,316,264,980 seconds is equal to 677 years, 41 weeks, 1 day, 43 minutes.
• To count from 1 to 21,316,264,980 would take you about one thousand, three hundred fifty-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 21316264980 cubic inches would be around 231.1 feet tall.

Recreational maths with 21316264980

• 21316264980 backwards is 08946261312
• The number of decimal digits it has is: 11
• The sum of 21316264980's digits is 42
• More coming soon!