138607

Names of 138607

• Cardinal: 138607 can be written as One hundred thirty-eight thousand, six hundred seven.

Scientific notation

• Scientific notation: 1.38607 × 10⁵

Factors of 138607

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 19808

Divisors of 138607

• Number of divisors d(n): 4
• Complete list of divisors:
  1 7 19801 138607
• Sum of all divisors σ(n): 158416
• Sum of proper divisors (its aliquot sum) s(n): 19809
• 138607 is a deficient number, because the sum of its proper divisors (19809) is less than itself. Its deficiency is 118798

Bases of 138607

• Binary: 100001110101101111₂
• Hexadecimal: 0x21D6F
• Base-36: 2YY7

Squares and roots of 138607

• 138607 squared (138607²) is 19211900449
• 138607 cubed (138607³) is 2662903885534543
• The square root of 138607 is 372.2996105289
• The cube root of 138607 is 51.7521489303

Scales and comparisons

• 138,607 seconds is equal to 1 day, 14 hours, 30 minutes, 7 seconds.
• To count from 1 to 138,607 would take you about fourteen 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 138607 cubic inches would be around 4.3 feet tall.

Recreational maths with 138607

• 138607 backwards is 706831
• The number of decimal digits it has is: 6
• The sum of 138607's digits is 25
• More coming soon!