21061246080672

Names of 21061246080672

• Cardinal: 21061246080672 can be written as Twenty-one trillion, sixty-one billion, two hundred forty-six million, eighty thousand, six hundred seventy-two.

Scientific notation

• Scientific notation: 2.1061246080672 × 10¹³

Factors of 21061246080672

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 1160782975

Divisors of 21061246080672

• Number of divisors d(n): 120
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 18 21 24 27 28 32 36 42 48 54 56 63 72 81 84 96 108 112 126 144 162 168 189 216 224 252 288 324 336 378 432 504 567 648 672 756 864 1008 1134 1296 1512 2016 2268 2592 3024 4536 6048 9072 18144 1160782963 2321565926 3482348889 4643131852 6964697778 8125480741 9286263704 10447046667 13929395556 16250961482 18572527408 20894093334 24376442223 27858791112 31341140001 32501922964 37145054816 41788186668 48752884446 55717582224 62682280002 65003845928 73129326669 83576373336 94023420003 97505768892 111435164448 125364560004 130007691856 146258653338 167152746672 188046840006 195011537784 219387980007 250729120008 260015383712 292517306676 334305493344 376093680012 390023075568 438775960014 501458240016 585034613352 658163940021 752187360024 780046151136 877551920028 1002916480032 1170069226704 1316327880042 1504374720048 1755103840056 2340138453408 2632655760084 3008749440096 3510207680112 5265311520168 7020415360224 10530623040336 21061246080672
• Sum of all divisors σ(n): 70789188276576
• Sum of proper divisors (its aliquot sum) s(n): 49727942195904
• 21061246080672 is an abundant number, because the sum of its proper divisors (49727942195904) is greater than itself. Its abundance is 28666696115232

Bases of 21061246080672

• Binary: 100110010011110110100000101110101011010100000₂
• Hexadecimal: 0x1327B41756A0
• Base-36: 7GREI4Q00

Squares and roots of 21061246080672

• 21061246080672 squared (21061246080672²) is 443576086470621681131971584
• 21061246080672 cubed (21061246080672³) is 9342265112659205047012004255912075624448
• The square root of 21061246080672 is 4589253.3249616981
• The cube root of 21061246080672 is 27616.0368890873

Scales and comparisons

• 21,061,246,080,672 seconds is equal to 669,682 years, 24 weeks, 6 days, 5 hours, 31 minutes, 12 seconds.
• To count from 1 to 21,061,246,080,672 would take you about one million, six hundred seventy-four thousand, two hundred six 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 21061246080672 cubic inches would be around 2301.3 feet tall.

Recreational maths with 21061246080672

• 21061246080672 backwards is 27608064216012
• The number of decimal digits it has is: 14
• The sum of 21061246080672's digits is 45
• More coming soon!