13215888466809471

Names of 13215888466809471

• Cardinal: 13215888466809471 can be written as Thirteen quadrillion, two hundred fifteen trillion, eight hundred eighty-eight billion, four hundred sixty-six million, eight hundred nine thousand, four hundred seventy-one.

Scientific notation

• Scientific notation: 1.3215888466809471 × 10¹⁶

Factors of 13215888466809471

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 1807

Divisors of 13215888466809471

• Number of divisors d(n): 84
• Complete list of divisors:
  1 3 9 27 81 191 243 573 729 1613 1719 4839 5157 14517 15471 36481 43551 46413 109443 130653 139239 308083 328329 391959 924249 984987 1175877 2601769 2772747 2954961 6967871 7805307 8318241 8864883 20903613 23415921 24954723 26594649 58843853 62710839 70247763 74864169 176531559 188132517 210743289 224592507 496937879 529594677 564397551 632229867 1490813637 1588784031 1693192653 1896689601 4472440911 4766352093 5079577959 11239175923 13417322733 14299056279 33717527769 40251968199 42897168837 94915134889 101152583307 120755904597 284745404667 303457749921 362267713791 854236214001 910373249763 2562708642003 2731119749289 7688125926009 8193359247867 18128790763799 23064377778027 54386372291397 69193133334081 163159116874191 489477350622573 1468432051867719 4405296155603157 13215888466809471
• Sum of all divisors σ(n): 19931413274180736
• Sum of proper divisors (its aliquot sum) s(n): 6715524807371265
• 13215888466809471 is a deficient number, because the sum of its proper divisors (6715524807371265) is less than itself. Its deficiency is 6500363659438206

Bases of 13215888466809471

• Binary: 101110111100111100011111010001011101001001001001111111₂
• Hexadecimal: 0x2EF3C7D174927F
• Base-36: 3M4N3CH0CXR

Squares and roots of 13215888466809471

• 13215888466809471 squared (13215888466809471²) is 174659707967147590061578215299841
• 13215888466809471 cubed (13215888466809471³) is 2308283220139336110882382692212769183050883594111
• The square root of 13215888466809471 is 114960377.8125727587
• The cube root of 13215888466809471 is 236427.9345842473

Scales and comparisons

• 13,215,888,466,809,471 seconds is equal to 420,224,373 years, 42 weeks, 3 days, 13 hours, 17 minutes, 51 seconds.
• To count from 1 to 13,215,888,466,809,471 would take you about one billion, two hundred sixty million, six hundred seventy-three thousand, one hundred twenty-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 13215888466809471 cubic inches would be around 19702.3 feet tall.

Recreational maths with 13215888466809471

• 13215888466809471 backwards is 17490866488851231
• 13215888466809471 is a Harshad number.
• The number of decimal digits it has is: 17
• The sum of 13215888466809471's digits is 81
• More coming soon!