715

715 is an odd composite number composed of three prime numbers multiplied together.

What does the number 715 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 8 divisors.

715 is an odd composite number. It is composed of three distinct prime numbers multiplied together. It has a total of eight divisors.

Prime factorization of 715:

5 × 11 × 13

See below for interesting mathematical facts about the number 715 from the Numbermatics database.


Names of 715

  • Cardinal: 715 can be written as Seven hundred fifteen.

Scientific notation

  • Scientific notation: 7.15 × 102

Factors of 715

  • Number of distinct prime factors ω(n): 3
  • Total number of prime factors Ω(n): 3
  • Sum of prime factors: 29

Divisors of 715

  • Number of divisors d(n): 8
  • Complete list of divisors:
  • Sum of all divisors σ(n): 1008
  • Sum of proper divisors (its aliquot sum) s(n): 293
  • 715 is a deficient number, because the sum of its proper divisors (293) is less than itself. Its deficiency is 422

Bases of 715

  • Binary: 10110010112
  • Hexadecimal: 0x2CB
  • Base-36: JV

Squares and roots of 715

  • 715 squared (7152) is 511225
  • 715 cubed (7153) is 365525875
  • The square root of 715 is 26.7394839143
  • The cube root of 715 is 8.9420140367

Scales and comparisons

How big is 715?
  • 715 seconds is equal to 11 minutes, 55 seconds.
  • To count from 1 to 715 would take you about five minutes.

    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 715 cubic inches would be around 0.7 feet tall.

Recreational maths with 715

  • 715 backwards is 517
  • 715 is a Harshad number.
  • The number of decimal digits it has is: 3
  • The sum of 715's digits is 13
  • More coming soon!

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The information we have on file for 715 includes mathematical data and numerical statistics calculated using standard algorithms and methods. We are adding more all the time. If there are any features you would like to see, please contact us. Information provided for educational use, intellectual curiosity and fun!

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