21427793532231210

Names of 21427793532231210

• Cardinal: 21427793532231210 can be written as Twenty-one quadrillion, four hundred twenty-seven trillion, seven hundred ninety-three billion, five hundred thirty-two million, two hundred thirty-one thousand, two hundred ten.

Scientific notation

• Scientific notation: 2.142779353223121 × 10¹⁶

Factors of 21427793532231210

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 139816

Divisors of 21427793532231210

• Number of divisors d(n): 256
• Complete list of divisors:
  1 2 3 5 6 9 10 15 18 27 30 45 54 90 135 191 270 382 573 955 1093 1146 1719 1910 2186 2801 2865 3279 3438 5157 5465 5602 5730 6558 8403 8595 9837 10314 10930 14005 16395 16806 17190 19674 25209 25785 28010 29511 32790 42015 49185 50418 51570 59022 75627 84030 98370 126045 135721 147555 151254 208763 252090 271442 295110 378135 407163 417526 534991 626289 678605 756270 814326 1043815 1069982 1221489 1252578 1357210 1604973 1878867 2035815 2087630 2442978 2674955 3061493 3131445 3209946 3664467 3757734 4071630 4814919 5349910 5636601 6107445 6122986 6262890 7328934 8024865 9184479 9394335 9629838 11273202 12214890 14444757 15307465 16049730 18322335 18368958 18788670 24074595 25922711 27553437 28183005 28889514 30614930 36644670 45922395 48149190 51845422 55106874 56366010 72223785 77768133 82660311 91844790 129613555 137767185 144447570 148343053 155536266 165320622 233304399 259227110 275534370 296686106 380154521 388840665 413301555 445029159 466608798 584745163 699913197 741715265 760309042 777681330 826603110 890058318 1140463563 1166521995 1169490326 1335087477 1399826394 1483430530 1754235489 1900772605 2225145795 2280927126 2333043990 2670174954 2923725815 3421390689 3499565985 3508470978 3801545210 4005262431 4450291590 5262706467 5702317815 5847451630 6675437385 6842781378 6999131970 8010524862 8771177445 10264172067 10525412934 11404635630 13350874770 15788119401 17106953445 17542354890 20026312155 20528344134 26313532335 28333523123 31576238802 34213906890 40052624310 51320860335 52627064670 56667046246 72609513511 78940597005 85000569369 102641720670 141667615615 145219027022 157881194010 170001138738 217828540533 255001708107 283335231230 363047567555 415508891453 425002846845 435657081066 510003416214 653485621599 726095135110 765005124321 831017782906 850005693690 1089142702665 1246526674359 1275008540535 1306971243198 1530010248642 1960456864797 2077544457265 2178285405330 2493053348718 2550017081070 3267428107995 3739580023077 3825025621605 3920913729594 4155088914530 6232633371795 6534856215990 7479160046154 7650051243210 9802284323985 11218740069231 12465266743590 18697900115385 19604568647970 22437480138462 37395800230770 56093700346155 79362198267523 112187400692310 158724396535046 238086594802569 396810991337615 476173189605138 714259784407707 793621982675230 1190432974012845 1428519568815414 2142779353223121 2380865948025690 3571298922038535 4285558706446242 7142597844077070 10713896766115605 21427793532231210
• Sum of all divisors σ(n): 57513451180400640
• Sum of proper divisors (its aliquot sum) s(n): 36085657648169430
• 21427793532231210 is an abundant number, because the sum of its proper divisors (36085657648169430) is greater than itself. Its abundance is 14657864115938220

Bases of 21427793532231210

• Binary: 1001100001000000111011011110101110011110001111000101010₂
• Hexadecimal: 0x4C2076F5CF1E2A
• Base-36: 5UZIOGBUTYI

Squares and roots of 21427793532231210

• 21427793532231210 squared (21427793532231210²) is 459150335659929675309120898064100
• 21427793532231210 cubed (21427793532231210³) is 9838578592775630197271573220372175144242600561000
• The square root of 21427793532231210 is 146382353.8963327711
• The cube root of 21427793532231210 is 277753.2510788755

Scales and comparisons

• 21,427,793,532,231,210 seconds is equal to 681,337,553 years, 42 weeks, 13 minutes, 30 seconds.
• To count from 1 to 21,427,793,532,231,210 would take you about two billion, forty-four million, twelve thousand, six hundred sixty-one 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 21427793532231210 cubic inches would be around 23146.1 feet tall.

Recreational maths with 21427793532231210

• 21427793532231210 backwards is 01213223539772412
• 21427793532231210 is a Harshad number.
• The number of decimal digits it has is: 17
• The sum of 21427793532231210's digits is 54
• More coming soon!