21220977336

Names of 21220977336

• Cardinal: 21220977336 can be written as Twenty-one billion, two hundred twenty million, nine hundred seventy-seven thousand, three hundred thirty-six.

Scientific notation

• Scientific notation: 2.1220977336 × 10¹⁰

Factors of 21220977336

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 3226

Divisors of 21220977336

• Number of divisors d(n): 256
• Complete list of divisors:
  1 2 3 4 6 8 12 13 19 24 26 31 37 38 39 52 57 62 74 76 78 93 104 111 114 124 148 152 156 186 222 228 247 248 296 312 372 403 444 456 481 494 589 703 741 744 806 888 962 988 1147 1178 1209 1406 1443 1482 1612 1767 1924 1976 2109 2294 2356 2418 2812 2886 2964 3121 3224 3441 3534 3848 4218 4588 4712 4836 5624 5772 5928 6242 6882 7068 7657 8436 9139 9176 9363 9672 11544 12484 13764 14136 14911 15314 16872 18278 18726 21793 22971 24968 27417 27528 29822 30628 36556 37452 40573 43586 44733 45942 54834 59299 59644 61256 65379 73112 74904 81146 87172 89466 91884 96751 109668 115477 118598 119288 121719 130758 162292 174344 177897 178932 183768 193502 219336 230954 237196 243438 261516 283309 290253 324584 346431 355794 357864 387004 461908 474392 486876 523032 566618 580506 692862 711588 770887 774008 849927 923816 973752 1133236 1161012 1257763 1385724 1423176 1501201 1541774 1699854 1838269 2194063 2266472 2312661 2322024 2515526 2771448 3002402 3083548 3399708 3579787 3676538 3773289 4388126 4503603 4625322 5031052 5514807 6004804 6167096 6582189 6799416 7159574 7353076 7546578 8776252 9007206 9250644 10062104 10739361 11029614 12009608 13164378 14319148 14706152 15093156 17552504 18014412 18501288 21478722 22059228 23897497 26328756 28522819 28638296 30186312 36028824 42957444 44118456 46537231 47794994 52657512 57045638 68015953 71692491 85568457 85914888 93074462 95589988 114091276 136031906 139611693 143384982 171136914 186148924 191179976 204047859 228182552 272063812 279223386 286769964 342273828 372297848 408095718 544127624 558446772 573539928 684547656 816191436 884207389 1116893544 1632382872 1768414778 2652622167 3536829556 5305244334 7073659112 10610488668 21220977336
• Sum of all divisors σ(n): 63778713600
• Sum of proper divisors (its aliquot sum) s(n): 42557736264
• 21220977336 is an abundant number, because the sum of its proper divisors (42557736264) is greater than itself. Its abundance is 21336758928

Bases of 21220977336

• Binary: 10011110000110111100110101010111000₂
• Hexadecimal: 0x4F0DE6AB8
• Base-36: 9QYF6WO

Squares and roots of 21220977336

• 21220977336 squared (21220977336²) is 450329879095025656896
• 21220977336 cubed (21220977336³) is 9556440157999159655328528109056
• The square root of 21220977336 is 145674.2164420321
• The cube root of 21220977336 is 2768.5675684545

Scales and comparisons

• 21,220,977,336 seconds is equal to 674 years, 39 weeks, 4 days, 3 hours, 55 minutes, 36 seconds.
• To count from 1 to 21,220,977,336 would take you about one thousand, three hundred forty-nine 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 21220977336 cubic inches would be around 230.7 feet tall.

Recreational maths with 21220977336

• 21220977336 backwards is 63377902212
• The number of decimal digits it has is: 11
• The sum of 21220977336's digits is 42
• More coming soon!