131109491146886978020

Names of 131109491146886978020

• Cardinal: 131109491146886978020 can be written as One hundred thirty-one quintillion, one hundred nine quadrillion, four hundred ninety-one trillion, one hundred forty-six billion, eight hundred eighty-six million, nine hundred seventy-eight thousand and twenty.

Scientific notation

• Scientific notation: 1.3110949114688697802 × 10²⁰

Factors of 131109491146886978020

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 6555474557344348908

Divisors of 131109491146886978020

• Number of divisors d(n): 12
• Complete list of divisors:
  1 2 4 5 10 20 6555474557344348901 13110949114688697802 26221898229377395604 32777372786721744505 65554745573443489010 131109491146886978020
• Sum of all divisors σ(n): 275329931408462653884
• Sum of proper divisors (its aliquot sum) s(n): 144220440261575675864
• 131109491146886978020 is an abundant number, because the sum of its proper divisors (144220440261575675864) is greater than itself. Its abundance is 13110949114688697844

Bases of 131109491146886978020

• Binary: 1110001101110000010011110111000110011011100011010111001100111100100₂
• Hexadecimal: 0x71B827B8CDC6B99E4
• Base-36: RO3WJR472JGTG

Squares and roots of 131109491146886978020

• 131109491146886978020 squared (131109491146886978020²) is 17189698668795634867036559951847963120400
• 131109491146886978020 cubed (131109491146886978020³) is 2253732645434116160972823732264115758285919733647965413608000
• The square root of 131109491146886978020 is 11450305286.1872192975
• The cube root of 131109491146886978020 is 5080167.6421169315

Scales and comparisons

• 131,109,491,146,886,978,020 seconds is equal to 293,274,701,009 years, 3 weeks, 3 days, 15 hours, 30 minutes, 7 seconds.
• To count from 1 to 131,109,491,146,886,978,020 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 131109491146886978020 cubic inches would be around 423347.3 feet tall.

Recreational maths with 131109491146886978020

• 131109491146886978020 backwards is 020879688641194901131
• The number of decimal digits it has is: 21
• The sum of 131109491146886978020's digits is 88
• More coming soon!