137130881

Names of 137130881

• Cardinal: 137130881 can be written as One hundred thirty-seven million, one hundred thirty thousand, eight hundred eighty-one.

Scientific notation

• Scientific notation: 1.37130881 × 10⁸

Factors of 137130881

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 821310

Divisors of 137130881

• Number of divisors d(n): 4
• Complete list of divisors:
  1 167 821143 137130881
• Sum of all divisors σ(n): 137952192
• Sum of proper divisors (its aliquot sum) s(n): 821311
• 137130881 is a deficient number, because the sum of its proper divisors (821311) is less than itself. Its deficiency is 136309570

Bases of 137130881

• Binary: 1000001011000111001110000001₂
• Hexadecimal: 0x82C7381
• Base-36: 29N6V5

Squares and roots of 137130881

• 137130881 squared (137130881²) is 18804878523836161
• 137130881 cubed (137130881³) is 2578729559071632257587841
• The square root of 137130881 is 11710.2895352765
• The cube root of 137130881 is 515.6777841819

Scales and comparisons

• 137,130,881 seconds is equal to 4 years, 18 weeks, 5 days, 3 hours, 54 minutes, 41 seconds.
• To count from 1 to 137,130,881 would take you about six 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 137130881 cubic inches would be around 43 feet tall.

Recreational maths with 137130881

• 137130881 backwards is 188031731
• The number of decimal digits it has is: 9
• The sum of 137130881's digits is 32
• More coming soon!