21800772672

Names of 21800772672

• Cardinal: 21800772672 can be written as Twenty-one billion, eight hundred million, seven hundred seventy-two thousand, six hundred seventy-two.

Scientific notation

• Scientific notation: 2.1800772672 × 10¹⁰

Factors of 21800772672

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 162

Divisors of 21800772672

• Number of divisors d(n): 420
• Complete list of divisors:
  1 2 3 4 6 7 8 12 14 16 19 21 24 28 32 38 42 48 49 56 57 64 76 84 96 98 112 114 131 133 147 152 168 192 196 224 228 262 266 294 304 336 343 361 392 393 399 448 456 524 532 588 608 672 686 722 784 786 798 912 917 931 1029 1048 1064 1083 1176 1216 1344 1372 1444 1568 1572 1596 1824 1834 1862 2058 2096 2128 2166 2352 2401 2489 2527 2744 2751 2793 2888 3136 3144 3192 3648 3668 3724 4116 4192 4256 4332 4704 4802 4978 5054 5488 5502 5586 5776 6288 6384 6419 6517 7203 7336 7448 7467 7581 8232 8384 8512 8664 9408 9604 9956 10108 10976 11004 11172 11552 12576 12768 12838 13034 14406 14672 14896 14934 15162 16464 17328 17423 17689 19208 19257 19551 19912 20216 21952 22008 22344 23104 25152 25536 25676 26068 28812 29344 29792 29868 30324 32928 34656 34846 35378 38416 38514 39102 39824 40432 44016 44688 44933 45619 47291 51352 52136 52269 53067 57624 58688 59584 59736 60648 65856 69312 69692 70756 76832 77028 78204 79648 80864 88032 89376 89866 91238 94582 102704 104272 104538 106134 115248 119472 121296 121961 123823 134799 136857 139384 141512 141873 153664 154056 156408 159296 161728 176064 178752 179732 182476 189164 205408 208544 209076 212268 230496 238944 242592 243922 247646 269598 273714 278768 283024 283746 308112 312816 314531 331037 359464 364952 365883 371469 378328 410816 417088 418152 424536 460992 477888 485184 487844 495292 539196 547428 557536 566048 567492 616224 625632 629062 662074 718928 729904 731766 742938 756656 836304 849072 853727 866761 943593 975688 990584 993111 1078392 1094856 1115072 1132096 1134984 1232448 1251264 1258124 1324148 1437856 1459808 1463532 1485876 1513312 1672608 1698144 1707454 1733522 1887186 1951376 1981168 1986222 2156784 2189712 2269968 2317259 2516248 2561181 2600283 2648296 2875712 2919616 2927064 2971752 3026624 3345216 3396288 3414908 3467044 3774372 3902752 3962336 3972444 4313568 4379424 4539936 4634518 5032496 5122362 5200566 5296592 5854128 5943504 5976089 6829816 6934088 6951777 7548744 7805504 7924672 7944888 8627136 8758848 9079872 9269036 10064992 10244724 10401132 10593184 11708256 11887008 11952178 13659632 13868176 13903554 15097488 15889776 16220813 17928267 18538072 20129984 20489448 20802264 21186368 23416512 23774016 23904356 27319264 27736352 27807108 30194976 31779552 32441626 35856534 37076144 40978896 41604528 47808712 48662439 54638528 55472704 55614216 60389952 63559104 64883252 71713068 74152288 81957792 83209056 95617424 97324878 111228432 113545691 129766504 143426136 148304576 163915584 166418112 191234848 194649756 222456864 227091382 259533008 286852272 340637073 382469696 389299512 444913728 454182764 519066016 573704544 681274146 778599024 908365528 1038132032 1147409088 1362548292 1557198048 1816731056 2725096584 3114396096 3633462112 5450193168 7266924224 10900386336 21800772672
• Sum of all divisors σ(n): 71560889136
• Sum of proper divisors (its aliquot sum) s(n): 49760116464
• 21800772672 is an abundant number, because the sum of its proper divisors (49760116464) is greater than itself. Its abundance is 27959343792

Bases of 21800772672

• Binary: 10100010011011011010110010001000000₂
• Hexadecimal: 0x5136D6440
• Base-36: A0JM7UO

Squares and roots of 21800772672

• 21800772672 squared (21800772672²) is 475273689096222019584
• 21800772672 cubed (21800772672³) is 10361333652969541382991516008448
• The square root of 21800772672 is 147650.8471767095
• The cube root of 21800772672 is 2793.5554450867

Scales and comparisons

• 21,800,772,672 seconds is equal to 693 years, 10 weeks, 1 day, 18 hours, 11 minutes, 12 seconds.
• To count from 1 to 21,800,772,672 would take you about one thousand, three hundred eighty-six 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 21800772672 cubic inches would be around 232.8 feet tall.

Recreational maths with 21800772672

• 21800772672 backwards is 27627700812
• 21800772672 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21800772672's digits is 42
• More coming soon!