138678852609641463029

Names of 138678852609641463029

• Cardinal: 138678852609641463029 can be written as One hundred thirty-eight quintillion, six hundred seventy-eight quadrillion, eight hundred fifty-two trillion, six hundred nine billion, six hundred forty-one million, four hundred sixty-three thousand and twenty-nine.

Scientific notation

• Scientific notation: 1.38678852609641463029 × 10²⁰

Factors of 138678852609641463029

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 304494

Divisors of 138678852609641463029

• Number of divisors d(n): 12
• Complete list of divisors:
  1 17 289 4913 304477 5176109 87993853 1495895501 92706243529 1576006139993 26792104379881 455465774457977
• Sum of all divisors σ(n): 138678881072047601592
• Sum of proper divisors (its aliquot sum) s(n): 28462406138563
• 138678852609641463029 is a deficient number, because the sum of its proper divisors (28462406138563) is less than itself. Its deficiency is 138678824147235324466

Bases of 138678852609641463029

• Binary: 1111000010010001110010000011011001001001000011011101011110011110101₂
• Hexadecimal: 0x7848E41B2486EBCF5
• Base-36: T9M7IGBA148HH

Squares and roots of 138678852609641463029

• 138678852609641463029 squared (138678852609641463029²) is 19231824161126660820587038860139573854841
• 138678852609641463029 cubed (138678852609641463029³) is 2667047308255425767498116646843680715288930838537864514173389
• The square root of 138678852609641463029 is 11776198563.6130245675
• 138678852609641463029 is a perfect cube number. Its cube root is 5176109

Scales and comparisons

• 138,678,852,609,641,463,029 seconds is equal to 293,274,701,009 years, 3 weeks, 3 days, 15 hours, 30 minutes, 7 seconds.
• To count from 1 to 138,678,852,609,641,463,029 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 138678852609641463029 cubic inches would be around 431342.4 feet tall.

Recreational maths with 138678852609641463029

• 138678852609641463029 backwards is 920364146906258876831
• The number of decimal digits it has is: 21
• The sum of 138678852609641463029's digits is 98
• More coming soon!