138473531854663837

Names of 138473531854663837

• Cardinal: 138473531854663837 can be written as One hundred thirty-eight quadrillion, four hundred seventy-three trillion, five hundred thirty-one billion, eight hundred fifty-four million, six hundred sixty-three thousand, eight hundred thirty-seven.

Scientific notation

• Scientific notation: 1.38473531854663837 × 10¹⁷

Factors of 138473531854663837

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 3558925

Divisors of 138473531854663837

• Number of divisors d(n): 18
• Complete list of divisors:
  1 13 29 377 841 10933 3558883 46265479 103207607 1341698891 2993020603 38909267839 12665648207689 164653426699957 367303798022981 4774949374298753 10651810142666449 138473531854663837
• Sum of all divisors σ(n): 154444957641591162
• Sum of proper divisors (its aliquot sum) s(n): 15971425786927325
• 138473531854663837 is a deficient number, because the sum of its proper divisors (15971425786927325) is less than itself. Its deficiency is 122502106067736512

Bases of 138473531854663837

• Binary: 111101011111101001111000110001100111111011011000010011101₂
• Hexadecimal: 0x1EBF4F18CFDB09D
• Base-36: 11VGRQC1MH0D

Squares and roots of 138473531854663837

• 138473531854663837 squared (138473531854663837²) is 19174919024304600385247168275562569
• 138473531854663837 cubed (138473531854663837³) is 2655218760322642702365601720875352972638117555117253
• The square root of 138473531854663837 is 372120319.0564361497
• The cube root of 138473531854663837 is 517355.3244958649

Scales and comparisons

• 138,473,531,854,663,837 seconds is equal to 4,403,029,986 years, 11 weeks, 3 days, 12 hours, 50 minutes, 37 seconds.
• To count from 1 to 138,473,531,854,663,837 would take you about thirteen billion, two hundred nine million, eighty-nine thousand, nine hundred fifty-eight 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 138473531854663837 cubic inches would be around 43112.9 feet tall.

Recreational maths with 138473531854663837

• 138473531854663837 backwards is 738366458135374831
• The number of decimal digits it has is: 18
• The sum of 138473531854663837's digits is 85
• More coming soon!