138016699676217487157

Names of 138016699676217487157

• Cardinal: 138016699676217487157 can be written as One hundred thirty-eight quintillion, sixteen quadrillion, six hundred ninety-nine trillion, six hundred seventy-six billion, two hundred seventeen million, four hundred eighty-seven thousand, one hundred fifty-seven.

Scientific notation

• Scientific notation: 1.38016699676217487157 × 10²⁰

Factors of 138016699676217487157

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 632357249

Divisors of 138016699676217487157

• Number of divisors d(n): 12
• Complete list of divisors:
  1 71 5041 46753151 585604027 3319473721 41577885917 235682634191 2952029900107 27378833500539077 1943897178538274467 138016699676217487157
• Sum of all divisors σ(n): 139987978921498556928
• Sum of proper divisors (its aliquot sum) s(n): 1971279245281069771
• 138016699676217487157 is a deficient number, because the sum of its proper divisors (1971279245281069771) is less than itself. Its deficiency is 136045420430936417386

Bases of 138016699676217487157

• Binary: 1110111101101011101110100010001110010011000101101101010111100110101₂
• Hexadecimal: 0x77B5DD11C98B6AF35
• Base-36: T4L3OTT1ELBG5

Squares and roots of 138016699676217487157

• 138016699676217487157 squared (138016699676217487157²) is 19048609389515212224238159422927459942649
• 138016699676217487157 cubed (138016699676217487157³) is 2629026201362297576687011186088089911421912470761882114058893
• The square root of 138016699676217487157 is 11748050888.3906987933
• The cube root of 138016699676217487157 is 5167857.6933986855

Scales and comparisons

• 138,016,699,676,217,487,157 seconds is equal to 293,274,701,009 years, 3 weeks, 3 days, 15 hours, 30 minutes, 7 seconds.
• To count from 1 to 138,016,699,676,217,487,157 would take you about two hundred ninety-three billion, two hundred seventy-four million, seven hundred one thousand and nine 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 138016699676217487157 cubic inches would be around 430654.8 feet tall.

Recreational maths with 138016699676217487157

• 138016699676217487157 backwards is 751784712676996610831
• The number of decimal digits it has is: 21
• The sum of 138016699676217487157's digits is 104
• More coming soon!