21083641992

Names of 21083641992

• Cardinal: 21083641992 can be written as Twenty-one billion, eighty-three million, six hundred forty-one thousand, nine hundred ninety-two.

Scientific notation

• Scientific notation: 2.1083641992 × 10¹⁰

Factors of 21083641992

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 162

Divisors of 21083641992

• Number of divisors d(n): 336
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 18 19 21 24 28 36 38 42 49 56 57 63 72 76 84 98 114 126 131 133 147 152 168 171 196 228 252 262 266 294 342 343 392 393 399 441 456 504 524 532 588 684 686 786 798 882 917 931 1029 1048 1064 1176 1179 1197 1368 1372 1572 1596 1764 1834 1862 2058 2358 2394 2401 2489 2744 2751 2793 3087 3144 3192 3528 3668 3724 4116 4716 4788 4802 4978 5502 5586 6174 6419 6517 7203 7336 7448 7467 8232 8253 8379 9432 9576 9604 9956 11004 11172 12348 12838 13034 14406 14934 16506 16758 16807 17423 19208 19257 19551 19912 21609 22008 22344 22401 24696 25676 26068 28812 29868 33012 33516 33614 34846 38514 39102 43218 44802 44933 45619 50421 51352 52136 52269 57624 57771 58653 59736 66024 67032 67228 69692 77028 78204 86436 89604 89866 91238 100842 104538 115542 117306 117649 121961 134456 134799 136857 139384 151263 154056 156408 156807 172872 179208 179732 182476 201684 209076 231084 234612 235298 243922 269598 273714 302526 313614 314531 319333 352947 359464 364952 365883 403368 404397 410571 418152 462168 469224 470596 487844 539196 547428 605052 627228 629062 638666 705894 731766 808794 821142 853727 941192 943593 957999 975688 1058841 1078392 1094856 1097649 1210104 1254456 1258124 1277332 1411788 1463532 1617588 1642284 1707454 1887186 1915998 2117682 2195298 2201717 2235331 2516248 2554664 2561181 2823576 2830779 2873997 2927064 3235176 3284568 3414908 3774372 3831996 4235364 4390596 4403434 4470662 5122362 5661558 5747994 5976089 6605151 6705993 6829816 7548744 7663992 7683543 8470728 8781192 8806868 8941324 10244724 11323116 11495988 11952178 13210302 13411986 15367086 15412019 17613736 17882648 17928267 19815453 20117979 20489448 22646232 22991976 23904356 26420604 26823972 30734172 30824038 35856534 39630906 40235958 41832623 46236057 47808712 52841208 53647944 53784801 61468344 61648076 71713068 79261812 80471916 83665246 92472114 107569602 123296152 125497869 138708171 143426136 158523624 160943832 167330492 184944228 215139204 250995738 277416342 292828361 334660984 369888456 376493607 430278408 501991476 554832684 585656722 752987214 878485083 1003982952 1109665368 1171313444 1505974428 1756970166 2342626888 2635455249 3011948856 3513940332 5270910498 7027880664 10541820996 21083641992
• Sum of all divisors σ(n): 70659903600
• Sum of proper divisors (its aliquot sum) s(n): 49576261608
• 21083641992 is an abundant number, because the sum of its proper divisors (49576261608) is greater than itself. Its abundance is 28492619616

Bases of 21083641992

• Binary: 10011101000101011101101100010001000₂
• Hexadecimal: 0x4E8AED888
• Base-36: 9OONMA0

Squares and roots of 21083641992

• 21083641992 squared (21083641992²) is 444519959646825728064
• 21083641992 cubed (21083641992³) is 9372099687491960409716123263488
• The square root of 21083641992 is 145202.0729604093
• The cube root of 21083641992 is 2762.5822116003

Scales and comparisons

• 21,083,641,992 seconds is equal to 670 years, 20 weeks, 3 days, 15 hours, 13 minutes, 12 seconds.
• To count from 1 to 21,083,641,992 would take you about one thousand, three hundred forty 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 21083641992 cubic inches would be around 230.2 feet tall.

Recreational maths with 21083641992

• 21083641992 backwards is 29914638012
• The number of decimal digits it has is: 11
• The sum of 21083641992's digits is 45
• More coming soon!