15,901 is a prime number. Like all primes greater than two, it is odd and has no factors apart from itself and one.

What does the number 15901 look like?

As a prime, it is not composed of any other numbers and has no internal structure.

15901 is a prime number. Like all primes (except two), it is an odd number.

Prime factorization of 15901:


See below for interesting mathematical facts about the number 15901 from the Numbermatics database.

Names of 15901

  • Cardinal: 15901 can be written as Fifteen thousand, nine hundred one.

Scientific notation

  • Scientific notation: 1.5901 × 104

Factors of 15901

  • Number of distinct prime factors ω(n): 1
  • Total number of prime factors Ω(n): 1
  • Sum of prime factors: 15901

Divisors of 15901

  • Number of divisors d(n): 2
  • Complete list of divisors:
  • Sum of all divisors σ(n): 15902
  • Sum of proper divisors (its aliquot sum) s(n): 1
  • 15901 is a deficient number, because the sum of its proper divisors (1) is less than itself. Its deficiency is 15900

Bases of 15901

  • Binary: 111110000111012
  • Hexadecimal: 0x3E1D
  • Base-36: C9P

Squares and roots of 15901

  • 15901 squared (159012) is 252841801
  • 15901 cubed (159013) is 4020437477701
  • The square root of 15901 is 126.0991673245
  • The cube root of 15901 is 25.1463416929

Scales and comparisons

How big is 15901?
  • 15,901 seconds is equal to 4 hours, 25 minutes, 1 second.
  • To count from 1 to 15,901 would take you about four 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 15901 cubic inches would be around 2.1 feet tall.

Recreational maths with 15901

  • 15901 backwards is 10951
  • The number of decimal digits it has is: 5
  • The sum of 15901's digits is 16
  • More coming soon!

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"Number 15901 - Facts about the integer". Numbermatics.com. 2020. Web. 25 May 2020.

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The information we have on file for 15901 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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