21231360612

Names of 21231360612

• Cardinal: 21231360612 can be written as Twenty-one billion, two hundred thirty-one million, three hundred sixty thousand, six hundred twelve.

Scientific notation

• Scientific notation: 2.1231360612 × 10¹⁰

Factors of 21231360612

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 846

Divisors of 21231360612

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 4 6 7 9 11 12 14 18 21 22 28 33 36 42 44 61 63 66 77 84 99 122 126 132 154 183 198 231 241 244 252 308 366 396 427 462 482 521 549 671 693 723 732 854 924 964 1042 1098 1281 1342 1386 1446 1563 1687 1708 2013 2084 2169 2196 2562 2651 2684 2772 2892 3126 3374 3647 3843 4026 4338 4689 4697 5061 5124 5302 5731 6039 6252 6748 7294 7686 7953 8052 8676 9378 9394 10122 10604 10941 11462 12078 14091 14588 14701 15183 15372 15906 17193 18557 18756 18788 20244 21882 22924 23859 24156 28182 29402 30366 31781 31812 32823 34386 37114 40117 42273 43764 44103 47718 51579 55671 56364 58804 60732 63562 65646 68772 74228 80234 84546 88206 95343 95436 102907 103158 111342 120351 125561 127124 131292 132309 160468 161711 167013 169092 176412 190686 205814 206316 222467 222684 240702 251122 264618 286029 308721 323422 334026 349591 361053 376683 381372 411628 444934 481404 485133 502244 529236 572058 617442 646844 667401 668052 699182 722106 753366 878927 889868 926163 970266 1048773 1130049 1131977 1144116 1234884 1334802 1381171 1398364 1444212 1455399 1506732 1757854 1852326 1940532 2002203 2097546 2260098 2263954 2447137 2636781 2669604 2762342 2910798 3146319 3395931 3515708 3704652 4004406 4143513 4195092 4520196 4527908 4894274 5273562 5524684 5821596 6292638 6791862 7341411 7659221 7910343 8008812 8287026 9668197 9788548 10187793 10547124 12430539 12585276 13583724 14682822 15318442 15820686 16574052 19336394 20375586 22024233 22977663 24861078 29004591 29365644 30636884 31641372 38672788 40751172 44048466 45955326 49722156 53614547 58009182 68932989 84251431 87013773 88096932 91910652 107229094 116018364 137865978 160843641 168502862 174027546 214458188 252754293 275731956 321687282 337005724 348055092 482530923 505508586 589760017 643374564 758262879 965061846 1011017172 1179520034 1516525758 1769280051 1930123692 2359040068 3033051516 3538560102 5307840153 7077120204 10615680306 21231360612
• Sum of all divisors σ(n): 68421120768
• Sum of proper divisors (its aliquot sum) s(n): 47189760156
• 21231360612 is an abundant number, because the sum of its proper divisors (47189760156) is greater than itself. Its abundance is 25958399544

Bases of 21231360612

• Binary: 10011110001011111001101101001100100₂
• Hexadecimal: 0x4F17CDA64
• Base-36: 9R4LQP0

Squares and roots of 21231360612

• 21231360612 squared (21231360612²) is 450770673436785014544
• 21231360612 cubed (21231360612³) is 9570474721050472029701328740928
• The square root of 21231360612 is 145709.8507720051
• The cube root of 21231360612 is 2769.0190417533

Scales and comparisons

• 21,231,360,612 seconds is equal to 675 years, 4 weeks, 5 days, 8 hours, 10 minutes, 12 seconds.
• To count from 1 to 21,231,360,612 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 21231360612 cubic inches would be around 230.8 feet tall.

Recreational maths with 21231360612

• 21231360612 backwards is 21606313212
• The number of decimal digits it has is: 11
• The sum of 21231360612's digits is 27
• More coming soon!