13440887604651938

Names of 13440887604651938

• Cardinal: 13440887604651938 can be written as Thirteen quadrillion, four hundred forty trillion, eight hundred eighty-seven billion, six hundred four million, six hundred fifty-one thousand, nine hundred thirty-eight.

Scientific notation

• Scientific notation: 1.3440887604651938 × 10¹⁶

Factors of 13440887604651938

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 1457

Divisors of 13440887604651938

• Number of divisors d(n): 54
• Complete list of divisors:
  1 2 271 373 542 746 811 1622 73441 101083 139129 146882 202166 219781 278258 302503 439562 605006 657721 1315442 27393493 37703959 54786986 59560651 75407918 81978313 112833619 119121302 163956626 178242391 225667238 245329933 356484782 490659866 10217772889 20435545778 22216122823 30577910749 44432245646 48303687961 61155821498 66484411843 91508065009 96607375922 132968823686 183016130018 8286613812979 16573227625958 18017275609453 24798685617439 36034551218906 49597371234878 6720443802325969 13440887604651938
• Sum of all divisors σ(n): 20315449289623761
• Sum of proper divisors (its aliquot sum) s(n): 6874561684971823
• 13440887604651938 is a deficient number, because the sum of its proper divisors (6874561684971823) is less than itself. Its deficiency is 6566325919680115

Bases of 13440887604651938

• Binary: 101111110000000110101010000011001001000010011110100010₂
• Hexadecimal: 0x2FC06A832427A2
• Base-36: 3OCEAIUDJ1E

Squares and roots of 13440887604651938

• 13440887604651938 squared (13440887604651938²) is 180657459600886111581978127155844
• 13440887604651938 cubed (13440887604651938³) is 2428196609437458387475253128900651052019502625672
• The square root of 13440887604651938 is 115934842.0650666087
• The cube root of 13440887604651938 is 237762.1119762371

Scales and comparisons

• 13,440,887,604,651,938 seconds is equal to 427,378,650 years, 22 weeks, 3 days, 13 hours, 5 minutes, 38 seconds.
• To count from 1 to 13,440,887,604,651,938 would take you about one billion, two hundred eighty-two million, one hundred thirty-five thousand, nine hundred fifty-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 13440887604651938 cubic inches would be around 19813.5 feet tall.

Recreational maths with 13440887604651938

• 13440887604651938 backwards is 83915640678804431
• The number of decimal digits it has is: 17
• The sum of 13440887604651938's digits is 77
• More coming soon!