21396603312

Names of 21396603312

• Cardinal: 21396603312 can be written as Twenty-one billion, three hundred ninety-six million, six hundred three thousand, three hundred twelve.

Scientific notation

• Scientific notation: 2.1396603312 × 10¹⁰

Factors of 21396603312

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 1631

Divisors of 21396603312

• Number of divisors d(n): 240
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 18 21 24 28 36 37 42 48 56 63 72 74 84 111 112 126 144 148 168 222 252 259 296 333 336 444 504 518 563 592 666 777 888 1008 1019 1036 1126 1332 1554 1689 1776 2038 2072 2252 2331 2664 3057 3108 3378 3941 4076 4144 4504 4662 5067 5328 6114 6216 6756 7133 7882 8152 9008 9171 9324 10134 11823 12228 12432 13512 14266 15764 16304 18342 18648 20268 20831 21399 23646 24456 27024 28532 31528 35469 36684 37296 37703 40536 41662 42798 47292 48912 57064 62493 63056 64197 70938 73368 75406 81072 83324 85596 94584 113109 114128 124986 128394 141876 145817 146736 150812 166648 171192 187479 189168 226218 249972 256788 263921 283752 291634 301624 333296 339327 342384 374958 437451 452436 499944 513576 527842 567504 573697 583268 603248 678654 749916 791763 874902 904872 999888 1027152 1055684 1147394 1166536 1312353 1357308 1499832 1583526 1721091 1749804 1809744 2111368 2294788 2333072 2375289 2624706 2714616 2999664 3167052 3442182 3499608 4015879 4222736 4589576 4750578 5163273 5249412 5429232 6334104 6884364 6999216 8031758 9179152 9501156 10326546 10498824 12047637 12668208 13768728 16063516 19002312 20653092 20997648 21226789 24095274 27537456 32127032 36142911 38004624 41306184 42453578 48190548 63680367 64254064 72285822 82612368 84907156 96381096 127360734 144571644 148587523 169814312 191041101 192762192 254721468 289143288 297175046 339628624 382082202 445762569 509442936 578286576 594350092 764164404 891525138 1018885872 1188700184 1337287707 1528328808 1783050276 2377400368 2674575414 3056657616 3566100552 5349150828 7132201104 10698301656 21396603312
• Sum of all divisors σ(n): 70478703360
• Sum of proper divisors (its aliquot sum) s(n): 49082100048
• 21396603312 is an abundant number, because the sum of its proper divisors (49082100048) is greater than itself. Its abundance is 27685496736

Bases of 21396603312

• Binary: 10011111011010101100100000110110000₂
• Hexadecimal: 0x4FB5641B0
• Base-36: 9TUZGS0

Squares and roots of 21396603312

• 21396603312 squared (21396603312²) is 457814633291089369344
• 21396603312 cubed (21396603312³) is 9795678098958188260193821667328
• The square root of 21396603312 is 146275.7782819835
• The cube root of 21396603312 is 2776.1842008897

Scales and comparisons

• 21,396,603,312 seconds is equal to 680 years, 17 weeks, 6 days, 20 hours, 55 minutes, 12 seconds.
• To count from 1 to 21,396,603,312 would take you about one thousand, three hundred sixty 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 21396603312 cubic inches would be around 231.3 feet tall.

Recreational maths with 21396603312

• 21396603312 backwards is 21330669312
• 21396603312 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21396603312's digits is 36
• More coming soon!