13215090369

Names of 13215090369

• Cardinal: 13215090369 can be written as Thirteen billion, two hundred fifteen million, ninety thousand, three hundred sixty-nine.

Scientific notation

• Scientific notation: 1.3215090369 × 10¹⁰

Factors of 13215090369

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 454

Divisors of 13215090369

• Number of divisors d(n): 96
• Complete list of divisors:
  1 3 13 17 39 43 51 129 169 181 197 221 507 543 559 591 663 731 1677 2193 2353 2561 2873 3077 3349 7059 7267 7683 7783 8471 8619 9231 9503 10047 21801 23349 25413 28509 30589 33293 35657 40001 43537 91767 99879 101179 106971 110123 120003 123539 130611 132311 144007 303537 330369 370617 396933 432021 463541 520013 565981 606169 1315327 1390623 1431599 1533251 1560039 1697943 1720043 1818507 1872091 3945981 4294797 4599753 5160129 5616273 6026033 7880197 18078099 19932263 22360559 23640591 24337183 26065267 59796789 67081677 73011549 78195801 102442561 259119419 307327683 338848471 777358257 1016545413 4405030123 13215090369
• Sum of all divisors σ(n): 20891654784
• Sum of proper divisors (its aliquot sum) s(n): 7676564415
• 13215090369 is a deficient number, because the sum of its proper divisors (7676564415) is less than itself. Its deficiency is 5538525954

Bases of 13215090369

• Binary: 1100010011101011100100011011000001₂
• Hexadecimal: 0x313AE46C1
• Base-36: 62JX8ZL

Squares and roots of 13215090369

• 13215090369 squared (13215090369²) is 174638613460836556161
• 13215090369 cubed (13215090369³) is 2307865058801814932006358713409
• The square root of 13215090369 is 114956.9065737243
• The cube root of 13215090369 is 2364.2317525193

Scales and comparisons

• 13,215,090,369 seconds is equal to 420 years, 10 weeks, 2 days, 10 hours, 26 minutes, 9 seconds.
• To count from 1 to 13,215,090,369 would take you about eight 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 13215090369 cubic inches would be around 197 feet tall.

Recreational maths with 13215090369

• 13215090369 backwards is 96309051231
• 13215090369 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 13215090369's digits is 39
• More coming soon!