21527078794812

Names of 21527078794812

• Cardinal: 21527078794812 can be written as Twenty-one trillion, five hundred twenty-seven billion, seventy-eight million, seven hundred ninety-four thousand, eight hundred twelve.

Scientific notation

• Scientific notation: 2.1527078794812 × 10¹³

Factors of 21527078794812

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 15711

Divisors of 21527078794812

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 4 6 9 12 17 18 34 36 51 68 102 153 204 306 612 1471 1949 2942 3898 4413 5847 5884 7796 8826 11694 12269 13239 17541 17652 23388 24538 25007 26478 33133 35082 36807 49076 50014 52956 66266 70164 73614 75021 99399 100028 110421 132532 147228 150042 198798 208573 220842 225063 298197 300084 397596 417146 441684 450126 596394 625719 834292 900252 1192788 1251438 1877157 2502876 2866979 3754314 5733958 7508628 8600937 11467916 17201874 18047699 23912281 25802811 34403748 36095398 47824562 48738643 51605622 54143097 71736843 72190796 95649124 97477286 103211244 108286194 143473686 146215929 162429291 194954572 215210529 216572388 286947372 292431858 306810883 324858582 406508777 430421058 438647787 584863716 613621766 649717164 813017554 860842116 877295574 920432649 1219526331 1227243532 1626035108 1754591148 1840865298 2439052662 2761297947 3658578993 3681730596 4878105324 5522595894 7317157986 11045191788 14634315972 35174965351 70349930702 105524896053 140699861404 211049792106 316574688159 422099584212 597974410967 633149376318 1195948821934 1266298752636 1793923232901 2391897643868 3587846465802 5381769698703 7175692931604 10763539397406 21527078794812
• Sum of all divisors σ(n): 57690045504000
• Sum of proper divisors (its aliquot sum) s(n): 36162966709188
• 21527078794812 is an abundant number, because the sum of its proper divisors (36162966709188) is greater than itself. Its abundance is 14635887914376

Bases of 21527078794812

• Binary: 100111001010000101001111000100111011000111100₂
• Hexadecimal: 0x139429E2763C
• Base-36: 7MPEIWGN0

Squares and roots of 21527078794812

• 21527078794812 squared (21527078794812²) is 463415121438044470398115344
• 21527078794812 cubed (21527078794812³) is 9975973833904154982143921669351684795328
• The square root of 21527078794812 is 4639728.3104522403
• The cube root of 21527078794812 is 27818.1578296845

Scales and comparisons

• 21,527,078,794,812 seconds is equal to 684,494 years, 26 weeks, 6 days, 13 hours, 40 minutes, 12 seconds.
• To count from 1 to 21,527,078,794,812 would take you about one million, seven hundred eleven thousand, two hundred thirty-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 21527078794812 cubic inches would be around 2318.2 feet tall.

Recreational maths with 21527078794812

• 21527078794812 backwards is 21849787072512
• The number of decimal digits it has is: 14
• The sum of 21527078794812's digits is 63
• More coming soon!