21401445525513872

Names of 21401445525513872

• Cardinal: 21401445525513872 can be written as Twenty-one quadrillion, four hundred one trillion, four hundred forty-five billion, five hundred twenty-five million, five hundred thirteen thousand, eight hundred seventy-two.

Scientific notation

• Scientific notation: 2.1401445525513872 × 10¹⁶

Factors of 21401445525513872

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 43829693

Divisors of 21401445525513872

• Number of divisors d(n): 240
• Complete list of divisors:
  1 2 4 7 8 13 14 16 19 26 28 38 52 56 76 91 104 112 133 152 182 208 247 266 304 361 364 494 532 722 728 929 988 1064 1444 1456 1729 1858 1976 2128 2527 2888 3458 3716 3952 4693 5054 5776 6503 6916 7432 9386 10108 12077 13006 13832 14864 17651 18772 20216 24154 26012 27664 32851 35302 37544 40432 48308 52024 65702 70604 75088 84539 96616 104048 123557 131404 141208 169078 193232 229463 247114 262808 282416 335369 338156 458926 494228 525616 670738 676312 917852 988456 1341476 1352624 1606241 1835704 1976912 2347583 2682952 3212482 3671408 4359797 4695166 5365904 6424964 8719594 9390332 12849928 17439188 18780664 25699856 30518579 34878376 37561328 43828723 61037158 69756752 87657446 122074316 175314892 244148632 306801061 350629784 488297264 569773399 613602122 701259568 832745737 1139546798 1227204244 1665491474 2279093596 2454408488 3330982948 3988413793 4558187192 4908816976 5829220159 6661965896 7976827586 9116374384 10825694581 11658440318 13323931792 15822169003 15953655172 21651389162 23316880636 31644338006 31907310344 40716883667 43302778324 46633761272 63288676012 63814620688 75779862067 81433767334 86605556648 93267522544 110755183021 126577352024 151559724134 162867534668 173211113296 205688197039 221510366042 253154704048 285018185669 303119448268 325735069336 411376394078 443020732084 529319487671 570036371338 606238896536 651470138672 773620789673 822752788156 886041464168 1058638975342 1140072742676 1212477793072 1439817379273 1547241579346 1645505576312 1772082928336 2117277950684 2280145485352 2879634758546 3094483158692 3291011152624 3705236413697 4234555901368 4560290970704 5415345527711 5759269517092 6188966317384 7410472827394 8469111802736 10057070265749 10830691055422 11518539034184 12377932634768 14698795003787 14820945654788 20114140531498 21661382110844 23037078068368 29397590007574 29641891309576 40228281062996 43322764221688 58795180015148 59283782619152 70399491860243 80456562125992 86645528443376 102891565026509 117590360030296 140798983720486 160913124251984 191084335049231 205783130053018 235180720060592 281597967440972 382168670098462 411566260106036 563195934881944 764337340196924 823132520212072 1126391869763888 1337590345344617 1528674680393848 1646265040424144 2675180690689234 3057349360787696 5350361381378468 10700722762756936 21401445525513872
• Sum of all divisors σ(n): 53919575922522240
• Sum of proper divisors (its aliquot sum) s(n): 32518130397008368
• 21401445525513872 is an abundant number, because the sum of its proper divisors (32518130397008368) is greater than itself. Its abundance is 11116684871494496

Bases of 21401445525513872

• Binary: 1001100000010001000000001010110001110100110011010010000₂
• Hexadecimal: 0x4C0880563A6690
• Base-36: 5UQ6GCGXX8W

Squares and roots of 21401445525513872

• 21401445525513872 squared (21401445525513872²) is 458021870581537732854909664432384
• 21401445525513872 cubed (21401445525513872³) is 9802330112744744475105827870003314360962798030848
• The square root of 21401445525513872 is 146292329.0043393629
• The cube root of 21401445525513872 is 277639.3608936199

Scales and comparisons

• 21,401,445,525,513,872 seconds is equal to 680,499,768 years, 36 weeks, 13 hours, 24 minutes, 32 seconds.
• To count from 1 to 21,401,445,525,513,872 would take you about two billion, forty-one million, four hundred ninety-nine thousand, three 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 21401445525513872 cubic inches would be around 23136.6 feet tall.

Recreational maths with 21401445525513872

• 21401445525513872 backwards is 27831552554410412
• The number of decimal digits it has is: 17
• The sum of 21401445525513872's digits is 59
• More coming soon!