21027887732800

Names of 21027887732800

• Cardinal: 21027887732800 can be written as Twenty-one trillion, twenty-seven billion, eight hundred eighty-seven million, seven hundred thirty-two thousand, eight hundred.

Scientific notation

• Scientific notation: 2.10278877328 × 10¹³

Factors of 21027887732800

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 1534

Divisors of 21027887732800

• Number of divisors d(n): 420
• Complete list of divisors:
  1 2 4 5 8 10 13 16 20 25 26 32 40 50 52 64 65 80 100 104 130 160 169 200 208 260 320 325 338 400 416 421 520 650 676 800 832 842 845 1040 1093 1300 1352 1600 1684 1690 2080 2105 2186 2197 2600 2704 3368 3380 4160 4210 4225 4372 4394 5200 5408 5465 5473 6736 6760 8420 8450 8744 8788 10400 10525 10816 10930 10946 10985 13472 13520 14209 16840 16900 17488 17576 20800 21050 21860 21892 21970 26944 27040 27325 27365 28418 28561 33680 33800 34976 35152 42100 43720 43784 43940 54080 54650 54730 54925 56836 57122 67360 67600 69952 70304 71045 71149 84200 87440 87568 87880 109300 109460 109850 113672 114244 134720 135200 136825 140608 142090 142298 142805 168400 174880 175136 175760 184717 218600 218920 219700 227344 228488 270400 273650 284180 284596 285610 336800 349760 350272 351520 355225 355745 369434 437200 437840 439400 454688 456976 460153 547300 568360 569192 571220 673600 703040 710450 711490 714025 738868 874400 875680 878800 909376 913952 920306 923585 924937 1094600 1136720 1138384 1142440 1420900 1422980 1428050 1477736 1748800 1751360 1757600 1778725 1827904 1840612 1847170 1849874 2189200 2273440 2276768 2284880 2300765 2401321 2841800 2845960 2856100 2955472 3515200 3557450 3681224 3694340 3699748 4378400 4546880 4553536 4569760 4601530 4617925 4624685 4802642 5683600 5691920 5712200 5910944 5981989 7114900 7362448 7388680 7399496 8756800 9139520 9203060 9235850 9249370 9605284 11367200 11383840 11424400 11503825 11821888 11963978 12006605 12024181 14229800 14724896 14777360 14798992 18406120 18471700 18498740 19210568 22734400 22767680 22848800 23007650 23123425 23927956 24013210 24048362 28459600 29449792 29554720 29597984 29909945 31217173 36812240 36943400 36997480 38421136 45697600 46015300 46246850 47855912 48026420 48096724 56919200 59109440 59195968 59819890 60033025 60120905 62434346 73624480 73886800 73994960 76842272 77765857 92030600 92493700 95711824 96052840 96193448 113838400 119639780 120066050 120241810 124868692 147248960 147773600 147989920 149549725 153684544 155531714 156085865 184061200 184987400 191423648 192105680 192386896 239279560 240132100 240483620 249737384 295547200 295979840 299099450 300604525 311063428 312171730 368122400 369974800 382847296 384211360 384773792 388829285 478559120 480264200 480967240 499474768 598198900 601209050 622126856 624343460 736244800 739949600 768422720 769547584 777658570 780429325 957118240 960528400 961934480 998949536 1010956141 1196397800 1202418100 1244253712 1248686920 1479899200 1555317140 1560858650 1914236480 1921056800 1923868960 1944146425 1997899072 2021912282 2392795600 2404836200 2488507424 2497373840 3110634280 3121717300 3842113600 3847737920 3888292850 4043824564 4785591200 4809672400 4977014848 4994747680 5054780705 6221268560 6243434600 7776585700 8087649128 9571182400 9619344800 9989495360 10109561410 12442537120 12486869200 13142429833 15553171400 16175298256 19238689600 20219122820 24885074240 24973738400 25273903525 26284859666 31106342800 32350596512 40438245640 49947476800 50547807050 52569719332 62212685600 64701193024 65712149165 80876491280 101095614100 105139438664 124425371200 131424298330 161752982560 202191228200 210278877328 262848596660 323505965120 328560745825 404382456400 420557754656 525697193320 657121491650 808764912800 841115509312 1051394386640 1314242983300 1617529825600 2102788773280 2628485966600 4205577546560 5256971933200 10513943866400 21027887732800
• Sum of all divisors σ(n): 56237956767956
• Sum of proper divisors (its aliquot sum) s(n): 35210069035156
• 21027887732800 is an abundant number, because the sum of its proper divisors (35210069035156) is greater than itself. Its abundance is 14182181302356

Bases of 21027887732800

• Binary: 100110001111111101111110001110101100001000000₂
• Hexadecimal: 0x131FEFC75840
• Base-36: 7GC2TFK1S

Squares and roots of 21027887732800

• 21027887732800 squared (21027887732800²) is 442172062503240724195840000
• 21027887732800 cubed (21027887732800³) is 9297944488898770484563092080791552000000
• The square root of 21027887732800 is 4585617.4865333023
• The cube root of 21027887732800 is 27601.4490823575

Scales and comparisons

• 21,027,887,732,800 seconds is equal to 668,621 years, 40 weeks, 6 days, 5 hours, 46 minutes, 40 seconds.
• To count from 1 to 21,027,887,732,800 would take you about one million, six hundred seventy-one thousand, five hundred fifty-four 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 21027887732800 cubic inches would be around 2300.1 feet tall.

Recreational maths with 21027887732800

• 21027887732800 backwards is 00823778872012
• The number of decimal digits it has is: 14
• The sum of 21027887732800's digits is 55
• More coming soon!