21048424124

Names of 21048424124

• Cardinal: 21048424124 can be written as Twenty-one billion, forty-eight million, four hundred twenty-four thousand, one hundred twenty-four.

Scientific notation

• Scientific notation: 2.1048424124 × 10¹⁰

Factors of 21048424124

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 508

Divisors of 21048424124

• Number of divisors d(n): 180
• Complete list of divisors:
  1 2 4 7 13 14 19 26 28 38 49 52 76 91 98 133 182 196 247 266 343 361 364 467 494 532 637 686 722 931 934 988 1274 1372 1444 1729 1862 1868 2401 2527 2548 3269 3458 3724 4459 4693 4802 5054 6071 6517 6538 6916 8873 8918 9386 9604 10108 12103 12142 13034 13076 17689 17746 17836 18772 22883 24206 24284 26068 31213 32851 35378 35492 42497 45619 45766 48412 62111 62426 65702 70756 84721 84994 91238 91532 115349 123823 124222 124852 131404 160181 168587 169442 169988 182476 229957 230698 247646 248444 297479 320362 337174 338884 434777 459914 461396 495292 593047 594958 640724 674348 807443 866761 869554 919828 1121267 1180109 1186094 1189916 1609699 1614886 1733522 1739108 2082353 2191631 2242534 2360218 2372188 3043439 3219398 3229772 3467044 4164706 4383262 4485068 4720436 5652101 6086878 6438796 8260763 8329412 8766524 11267893 11304202 12173756 14576471 15341417 16521526 21304073 22535786 22608404 29152942 30682834 33043052 39564707 42608146 45071572 57825341 58305884 61365668 79129414 85216292 107389919 115650682 158258828 214779838 231301364 276952949 404777387 429559676 553905898 751729433 809554774 1107811796 1503458866 1619109548 3006917732 5262106031 10524212062 21048424124
• Sum of all divisors σ(n): 48945189384
• Sum of proper divisors (its aliquot sum) s(n): 27896765260
• 21048424124 is an abundant number, because the sum of its proper divisors (27896765260) is greater than itself. Its abundance is 6848341136

Bases of 21048424124

• Binary: 10011100110100101010111011010111100₂
• Hexadecimal: 0x4E69576BC
• Base-36: 9O3ORZW

Squares and roots of 21048424124

• 21048424124 squared (21048424124²) is 443036158103785167376
• 21048424124 cubed (21048424124³) is 9325212958035989812710376178624
• The square root of 21048424124 is 145080.7503564825
• The cube root of 21048424124 is 2761.0431593819

Scales and comparisons

• 21,048,424,124 seconds is equal to 669 years, 14 weeks, 2 days, 28 minutes, 44 seconds.
• To count from 1 to 21,048,424,124 would take you about one thousand, three hundred thirty-eight 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 21048424124 cubic inches would be around 230.1 feet tall.

Recreational maths with 21048424124

• 21048424124 backwards is 42142484012
• The number of decimal digits it has is: 11
• The sum of 21048424124's digits is 32
• More coming soon!