131131

Names of 131131

• Cardinal: 131131 can be written as One hundred thirty-one thousand, one hundred thirty-one.

Scientific notation

• Scientific notation: 1.31131 × 10⁵

Factors of 131131

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 162

Divisors of 131131

• Number of divisors d(n): 16
• Complete list of divisors:
  1 7 11 13 77 91 131 143 917 1001 1441 1703 10087 11921 18733 131131
• Sum of all divisors σ(n): 177408
• Sum of proper divisors (its aliquot sum) s(n): 46277
• 131131 is a deficient number, because the sum of its proper divisors (46277) is less than itself. Its deficiency is 84854

Bases of 131131

• Binary: 100000000000111011₂
• Hexadecimal: 0x2003B
• Base-36: 2T6J

Squares and roots of 131131

• 131131 squared (131131²) is 17195339161
• 131131 cubed (131131³) is 2254842019521091
• The square root of 131131 is 362.1201458079
• The cube root of 131131 is 50.8044543183

Scales and comparisons

• 131,131 seconds is equal to 1 day, 12 hours, 25 minutes, 31 seconds.
• To count from 1 to 131,131 would take you about twelve hours.

  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 131131 cubic inches would be around 4.2 feet tall.

Recreational maths with 131131

• 131131 is the same when its digits are reversed! That makes it a palindromic number.
• The number of decimal digits it has is: 6
• The sum of 131131's digits is 10
• More coming soon!