21231062688

Names of 21231062688

• Cardinal: 21231062688 can be written as Twenty-one billion, two hundred thirty-one million, sixty-two thousand, six hundred eighty-eight.

Scientific notation

• Scientific notation: 2.1231062688 × 10¹⁰

Factors of 21231062688

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 179

Divisors of 21231062688

• Number of divisors d(n): 432
• Complete list of divisors:
  1 2 3 4 6 8 11 12 16 19 22 24 32 33 38 44 48 57 61 66 76 83 88 96 114 121 122 132 152 166 176 183 209 228 242 244 249 264 304 332 352 361 363 366 418 456 484 488 498 528 608 627 664 671 722 726 732 836 912 913 968 976 996 1056 1083 1159 1254 1328 1342 1444 1452 1464 1577 1672 1824 1826 1936 1952 1992 2013 2166 2299 2318 2508 2656 2684 2739 2888 2904 2928 3154 3344 3477 3652 3872 3971 3984 4026 4332 4598 4636 4731 5016 5063 5368 5478 5776 5808 5856 6308 6688 6897 6954 7304 7381 7942 7968 8052 8664 9196 9272 9462 10032 10043 10126 10736 10956 11552 11616 11913 12616 12749 13794 13908 14608 14762 15189 15884 16104 17328 17347 18392 18544 18924 20064 20086 20252 21472 21912 22021 22143 23826 25232 25498 27588 27816 29216 29524 29963 30129 30378 31768 32208 34656 34694 36784 37088 37848 38247 40172 40504 43681 43824 44042 44286 47652 50464 50996 52041 55176 55632 55693 59048 59926 60258 60756 63536 64416 66063 69388 73568 75696 76494 80344 81008 87362 87648 88084 88572 89889 95304 96197 101992 104082 110352 111264 111386 118096 119852 120516 121512 127072 131043 132126 138776 140239 151392 152988 160688 162016 167079 174724 176168 177144 179778 190608 190817 192394 203984 208164 220704 222772 236192 239704 241032 242231 243024 262086 264252 277552 280478 288591 305976 321376 329593 334158 349448 352336 354288 359556 381216 381634 384788 407968 416328 420717 445544 479408 482064 484462 486048 524172 528504 555104 560956 572451 577182 611952 612623 659186 668316 698896 704672 708576 719112 726693 763268 769576 832656 841434 891088 958816 964128 968924 988779 1048344 1057008 1058167 1121912 1144902 1154364 1223904 1225246 1318372 1336632 1397792 1438224 1453386 1526536 1539152 1665312 1682868 1782176 1827743 1837869 1937848 1977558 2096688 2114016 2116334 2243824 2289804 2308728 2450492 2636744 2664541 2673264 2876448 2906772 3053072 3078304 3174501 3365736 3625523 3655486 3675738 3875696 3955116 4193376 4232668 4487648 4579608 4617456 4900984 5273488 5329082 5346528 5483229 5813544 6106144 6349002 6731472 7251046 7310972 7351476 7751392 7910232 7993623 8465336 9159216 9234912 9801968 10546976 10658164 10876569 10966458 11627088 11639837 12698004 13462944 14502092 14621944 14702952 15820464 15987246 16930672 18318432 19603936 20105173 21316328 21753138 21932916 23254176 23279674 25396008 29004184 29243888 29405904 31640928 31974492 33861344 34919511 40210346 42632656 43506276 43865832 46559348 50792016 58008368 58487776 58811808 60315519 63948984 69839022 80420692 85265312 87012552 87731664 93118696 101584032 116016736 120631038 127897968 139678044 160841384 174025104 175463328 186237392 221156903 241262076 255795936 279356088 321682768 348050208 372474784 442313806 482524152 558712176 643365536 663470709 884627612 965048304 1117424352 1326941418 1769255224 1930096608 2653882836 3538510448 5307765672 7077020896 10615531344 21231062688
• Sum of all divisors σ(n): 66504055968
• Sum of proper divisors (its aliquot sum) s(n): 45272993280
• 21231062688 is an abundant number, because the sum of its proper divisors (45272993280) is greater than itself. Its abundance is 24041930592

Bases of 21231062688

• Binary: 10011110001011110000100111010100000₂
• Hexadecimal: 0x4F1784EA0
• Base-36: 9R4FCTC

Squares and roots of 21231062688

• 21231062688 squared (21231062688²) is 450758022861785785344
• 21231062688 cubed (21231062688³) is 9570071840497511168265775644672
• The square root of 21231062688 is 145708.8284490683
• The cube root of 21231062688 is 2769.0060898263

Scales and comparisons

• 21,231,062,688 seconds is equal to 675 years, 4 weeks, 1 day, 21 hours, 24 minutes, 48 seconds.
• To count from 1 to 21,231,062,688 would take you about one thousand, three hundred fifty 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 21231062688 cubic inches would be around 230.8 feet tall.

Recreational maths with 21231062688

• 21231062688 backwards is 88626013212
• The number of decimal digits it has is: 11
• The sum of 21231062688's digits is 39
• More coming soon!