138295968642723407491600

Names of 138295968642723407491600

• Cardinal: 138295968642723407491600 can be written as One hundred thirty-eight sextillion, two hundred ninety-five quintillion, nine hundred sixty-eight quadrillion, six hundred forty-two trillion, seven hundred twenty-three billion, four hundred seven million, four hundred ninety-one thousand, six hundred.

Scientific notation

• Scientific notation: 1.382959686427234074916 × 10²³

Factors of 138295968642723407491600

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 18594082980

Divisors of 138295968642723407491600

• Number of divisors d(n): 45
• Complete list of divisors:
  1 2 4 5 8 10 16 20 25 40 50 80 100 200 400 18594082973 37188165946 74376331892 92970414865 148752663784 185940829730 297505327568 371881659460 464852074325 743763318920 929704148650 1487526637840 1859408297300 3718816594600 7437633189200 345739921606808518729 691479843213617037458 1382959686427234074916 1728699608034042593645 2765919372854468149832 3457399216068085187290 5531838745708936299664 6914798432136170374580 8643498040170212968225 13829596864272340749160 17286996080340425936450 27659193728544681498320 34573992160680851872900 69147984321361703745800 138295968642723407491600
• Sum of all divisors σ(n): 332256064682011900236583
• Sum of proper divisors (its aliquot sum) s(n): 193960096039288492744983
• 138295968642723407491600 is an abundant number, because the sum of its proper divisors (193960096039288492744983) is greater than itself. Its abundance is 55664127396565085253383

Bases of 138295968642723407491600

• Binary: 11101010010010000101000011011100001010001110010101001011101000111001000010000₂
• Hexadecimal: 0x1D490A1B851CA9747210
• Base-36: MIQBXNQG7GA934G

Squares and roots of 138295968642723407491600

• 138295968642723407491600 squared (138295968642723407491600²) is 19125774942829136003711926275213303004070560000
• 138295968642723407491600 cubed (138295968642723407491600³) is 2645017571761283264409595910442155306987942750896504948399007296000000
• 138295968642723407491600 is a perfect square number. Its square root is 371881659460
• The cube root of 138295968642723407491600 is 51713409.6739646349

Scales and comparisons

• 138,295,968,642,723,407,491,600 seconds is equal to 293,274,701,009 years, 3 weeks, 3 days, 15 hours, 30 minutes, 7 seconds.
• To count from 1 to 138,295,968,642,723,407,491,600 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 138295968642723407491600 cubic inches would be around 4309450.8 feet tall.

Recreational maths with 138295968642723407491600

• 138295968642723407491600 backwards is 006194704327246869592831
• The number of decimal digits it has is: 24
• The sum of 138295968642723407491600's digits is 106
• More coming soon!