21312437979092

Names of 21312437979092

• Cardinal: 21312437979092 can be written as Twenty-one trillion, three hundred twelve billion, four hundred thirty-seven million, nine hundred seventy-nine thousand and ninety-two.

Scientific notation

• Scientific notation: 2.1312437979092 × 10¹³

Factors of 21312437979092

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 405

Divisors of 21312437979092

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 4 13 26 52 107 169 214 283 338 428 566 676 1132 1391 2197 2782 3679 4394 5564 7358 8788 14716 18083 30281 36166 47827 60562 72332 80089 95654 121124 160178 191308 235079 320356 393653 470158 621751 787306 940316 1041157 1243502 1574612 2082314 2487004 4164628 5117489 8569523 10234978 13535041 17139046 20469956 22665187 27070082 34278092 45330374 54140164 66527357 90660748 111403799 133054714 175955533 222807598 266109428 294647431 351911066 445615196 589294862 703822132 1178589724 1448249387 2425175009 2896498774 3830416603 4850350018 5792997548 7660833206 9700700036 15321666412 18827242031 31527275117 37654484062 49795415839 63054550234 75308968124 99590831678 126109100468 199181663356 409854576521 819709153042 1639418306084 5328109494773 10656218989546 21312437979092
• Sum of all divisors σ(n): 40925631196800
• Sum of proper divisors (its aliquot sum) s(n): 19613193217708
• 21312437979092 is a deficient number, because the sum of its proper divisors (19613193217708) is less than itself. Its deficiency is 1699244761384

Bases of 21312437979092

• Binary: 100110110001000110000010010111000011111010100₂
• Hexadecimal: 0x1362304B87D4
• Base-36: 7JYSRAV9W

Squares and roots of 21312437979092

• 21312437979092 squared (21312437979092²) is 454220012612643093029144464
• 21312437979092 cubed (21312437979092³) is 9680535847669341912606731792989879546688
• The square root of 21312437979092 is 4616539.6109090193
• The cube root of 21312437979092 is 27725.3929976405

Scales and comparisons

• 21,312,437,979,092 seconds is equal to 677,669 years, 31 weeks, 2 days, 20 hours, 51 minutes, 32 seconds.
• To count from 1 to 21,312,437,979,092 would take you about one million, six hundred ninety-four thousand, one hundred seventy-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 21312437979092 cubic inches would be around 2310.4 feet tall.

Recreational maths with 21312437979092

• 21312437979092 backwards is 29097973421312
• The number of decimal digits it has is: 14
• The sum of 21312437979092's digits is 59
• More coming soon!