138412871986470200001

Names of 138412871986470200001

• Cardinal: 138412871986470200001 can be written as One hundred thirty-eight quintillion, four hundred twelve quadrillion, eight hundred seventy-one trillion, nine hundred eighty-six billion, four hundred seventy million, two hundred thousand and one.

Scientific notation

• Scientific notation: 1.38412871986470200001 × 10²⁰

Factors of 138412871986470200001

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 145245682

Divisors of 138412871986470200001

• Number of divisors d(n): 27
• Complete list of divisors:
  1 3 9 27 81 243 729 2187 6561 145245679 435737037 1307211111 3921633333 11764899999 35294699997 105884099991 317652299973 952956899919 21096307268171041 63288921804513123 189866765413539369 569600296240618107 1708800888721854321 5126402666165562963 15379207998496688889 46137623995490066667 138412871986470200001
• Sum of all divisors σ(n): 207608761255433951361
• Sum of proper divisors (its aliquot sum) s(n): 69195889268963751360
• 138412871986470200001 is a deficient number, because the sum of its proper divisors (69195889268963751360) is less than itself. Its deficiency is 69216982717506448641

Bases of 138412871986470200001

• Binary: 1111000000011011101010011011011101010010111001011000010001011000001₂
• Hexadecimal: 0x780DD4DBA972C22C1
• Base-36: T7LGK6VUD4N29

Squares and roots of 138412871986470200001

• 138412871986470200001 squared (138412871986470200001²) is 19158123131542987049288681232012940400001
• 138412871986470200001 cubed (138412871986470200001³) is 2651730844507293054624859743367486409645367213080079410600001
• 138412871986470200001 is a perfect square number. Its square root is 11764899999
• The cube root of 138412871986470200001 is 5172797.6904734325

Scales and comparisons

• 138,412,871,986,470,200,001 seconds is equal to 293,274,701,009 years, 3 weeks, 3 days, 15 hours, 30 minutes, 7 seconds.
• To count from 1 to 138,412,871,986,470,200,001 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 138412871986470200001 cubic inches would be around 431066.5 feet tall.

Recreational maths with 138412871986470200001

• 138412871986470200001 backwards is 100002074689178214831
• The number of decimal digits it has is: 21
• The sum of 138412871986470200001's digits is 72
• More coming soon!