13438674952689491

Names of 13438674952689491

• Cardinal: 13438674952689491 can be written as Thirteen quadrillion, four hundred thirty-eight trillion, six hundred seventy-four billion, nine hundred fifty-two million, six hundred eighty-nine thousand, four hundred ninety-one.

Scientific notation

• Scientific notation: 1.3438674952689491 × 10¹⁶

Factors of 13438674952689491

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 551771

Divisors of 13438674952689491

• Number of divisors d(n): 32
• Complete list of divisors:
  1 101 137 163 11027 13837 16463 22331 540343 1113727 1510699 1797401 2255431 54574643 74026991 88075909 152580599 181537501 246243937 5958362261 7476726091 8895666809 12066399533 24870637637 601794588361 816295629757 971213048543 1218706352833 82445858605457 98092517902843 133056187650391 13438674952689491
• Sum of all divisors σ(n): 13755937598581248
• Sum of proper divisors (its aliquot sum) s(n): 317262645891757
• 13438674952689491 is a deficient number, because the sum of its proper divisors (317262645891757) is less than itself. Its deficiency is 13121412306797734

Bases of 13438674952689491

• Binary: 101111101111100110011101010110110011101001011101010011₂
• Hexadecimal: 0x2FBE6756CE9753
• Base-36: 3OBM21MIY4Z

Squares and roots of 13438674952689491

• 13438674952689491 squared (13438674952689491²) is 180597984484043893167134261839081
• 13438674952689491 cubed (13438674952689491³) is 2426997610591925995693619062141567858728801797771
• The square root of 13438674952689491 is 115925299.0191937827
• The cube root of 13438674952689491 is 237749.0643836979

Scales and comparisons

• 13,438,674,952,689,491 seconds is equal to 427,308,294 years, 49 weeks, 19 hours, 58 minutes, 11 seconds.
• To count from 1 to 13,438,674,952,689,491 would take you about one billion, two hundred eighty-one million, nine hundred twenty-four thousand, eight hundred eighty-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 13438674952689491 cubic inches would be around 19812.4 feet tall.

Recreational maths with 13438674952689491

• 13438674952689491 backwards is 19498625947683431
• The number of decimal digits it has is: 17
• The sum of 13438674952689491's digits is 89
• More coming soon!