31131147401

Names of 31131147401

• Cardinal: 31131147401 can be written as Thirty-one billion, one hundred thirty-one million, one hundred forty-seven thousand, four hundred one.

Scientific notation

• Scientific notation: 3.1131147401 × 10¹⁰

Factors of 31131147401

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 13066230

Divisors of 31131147401

• Number of divisors d(n): 4
• Complete list of divisors:
  1 2383 13063847 31131147401
• Sum of all divisors σ(n): 31144213632
• Sum of proper divisors (its aliquot sum) s(n): 13066231
• 31131147401 is a deficient number, because the sum of its proper divisors (13066231) is less than itself. Its deficiency is 31118081170

Bases of 31131147401

• Binary: 11100111111100011111001110010001001₂
• Hexadecimal: 0x73F8F9C89
• Base-36: EAUOJ2H

Squares and roots of 31131147401

• 31131147401 squared (31131147401²) is 969148338502789054801
• 31131147401 cubed (31131147401³) is 30170699779364569714619397722201
• The square root of 31131147401 is 176440.2091389603
• The cube root of 31131147401 is 3145.8043544919

Scales and comparisons

• 31,131,147,401 seconds is equal to 989 years, 45 weeks, 3 days, 4 hours, 56 minutes, 41 seconds.
• To count from 1 to 31,131,147,401 would take you about one thousand, nine hundred seventy-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 31131147401 cubic inches would be around 262.2 feet tall.

Recreational maths with 31131147401

• 31131147401 backwards is 10474113113
• The number of decimal digits it has is: 11
• The sum of 31131147401's digits is 26
• More coming soon!