21407420856627

Names of 21407420856627

• Cardinal: 21407420856627 can be written as Twenty-one trillion, four hundred seven billion, four hundred twenty million, eight hundred fifty-six thousand, six hundred twenty-seven.

Scientific notation

• Scientific notation: 2.1407420856627 × 10¹³

Factors of 21407420856627

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 5759

Divisors of 21407420856627

• Number of divisors d(n): 192
• Complete list of divisors:
  1 3 9 13 23 31 37 39 69 93 111 117 207 279 299 333 403 481 713 851 897 1147 1209 1443 1801 2139 2553 2691 3441 3627 3851 4329 5403 6417 7659 9269 10323 11063 11553 14911 16209 23413 26381 27807 33189 34659 41423 44733 50063 55831 66637 70239 79143 83421 88573 99567 119381 124269 134199 142487 150189 167493 199911 210717 237429 265719 342953 358143 372807 427461 450567 502479 538499 599733 725803 797157 866281 1028859 1074429 1151449 1282383 1284113 1532651 1551953 1615497 1852331 2065747 2177409 2598843 2745763 3086577 3277201 3454347 3852339 4417097 4597953 4655859 4846491 5556993 6197241 6532227 6935651 7796529 8237289 9831603 10363041 11557017 13251291 13793859 13967577 16670979 16693469 18591723 19924463 20806953 24711867 26854711 29494809 35694919 39753873 42603613 47512181 50080407 57422261 59773389 62420859 80564133 90163463 101593231 107084757 127810839 142536543 150241221 159519973 172266783 179320167 215005181 241692399 256619087 270490389 304779693 321254271 383432517 427609629 478559919 516800349 617658353 645015543 769857261 811471167 914339079 1320712003 1435679757 1852975059 1935046629 2073759649 2309571783 2795067353 3336048131 3962136009 4945119163 5558925177 5902239001 6221278947 7955191697 8385202059 10008144393 11886408027 14835357489 17706717003 18663836841 23865575091 25155606177 30024433179 44506072467 53120151009 64286549119 71596725273 76729107013 103417492061 182969409031 192859647357 230187321039 310252476183 548908227093 578578942071 690561963117 930757428549 1646724681279 2378602317403 7135806952209 21407420856627
• Sum of all divisors σ(n): 36868652900352
• Sum of proper divisors (its aliquot sum) s(n): 15461232043725
• 21407420856627 is a deficient number, because the sum of its proper divisors (15461232043725) is less than itself. Its deficiency is 5946188812902

Bases of 21407420856627

• Binary: 100110111100001001101101101110011100100110011₂
• Hexadecimal: 0x13784DB73933
• Base-36: 7L6FLNKMR

Squares and roots of 21407420856627

• 21407420856627 squared (21407420856627²) is 458277667732748678489817129
• 21407420856627 cubed (21407420856627³) is 9810542902348422391777783212393757763883
• The square root of 21407420856627 is 4626815.4119898711
• The cube root of 21407420856627 is 27766.5197664563

Scales and comparisons

• 21,407,420,856,627 seconds is equal to 680,689 years, 39 weeks, 5 days, 17 hours, 30 minutes, 27 seconds.
• To count from 1 to 21,407,420,856,627 would take you about one million, seven hundred one thousand, seven hundred twenty-four 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 21407420856627 cubic inches would be around 2313.9 feet tall.

Recreational maths with 21407420856627

• 21407420856627 backwards is 72665802470412
• The number of decimal digits it has is: 14
• The sum of 21407420856627's digits is 54
• More coming soon!