15,551 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 15551 look like?

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

15551 is a prime number. Like all primes (except two), it is an odd number.

Prime factorization of 15551:


See below for interesting mathematical facts about the number 15551 from the Numbermatics database.

Names of 15551

  • Cardinal: 15551 can be written as Fifteen thousand, five hundred fifty-one.

Scientific notation

  • Scientific notation: 1.5551 × 104

Factors of 15551

  • Number of distinct prime factors ω(n): 1
  • Total number of prime factors Ω(n): 1
  • Sum of prime factors: 15551

Divisors of 15551

  • Number of divisors d(n): 2
  • Complete list of divisors:
  • Sum of all divisors σ(n): 15552
  • Sum of proper divisors (its aliquot sum) s(n): 1
  • 15551 is a deficient number, because the sum of its proper divisors (1) is less than itself. Its deficiency is 15550

Bases of 15551

  • Binary: 111100101111112
  • Hexadecimal: 0x3CBF
  • Base-36: BZZ

Squares and roots of 15551

  • 15551 squared (155512) is 241833601
  • 15551 cubed (155513) is 3760754329151
  • The square root of 15551 is 124.7036487037
  • The cube root of 15551 is 24.9604708641

Scales and comparisons

How big is 15551?
  • 15,551 seconds is equal to 4 hours, 19 minutes, 11 seconds.
  • To count from 1 to 15,551 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 15551 cubic inches would be around 2.1 feet tall.

Recreational maths with 15551

  • 15551 is the same when its digits are reversed! That makes it a palindromic prime number.
  • The number of decimal digits it has is: 5
  • The sum of 15551's digits is 17
  • More coming soon!

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"Number 15551 - Facts about the integer". Numbermatics.com. 2024. Web. 18 July 2024.

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Numbermatics. (2024). Number 15551 - Facts about the integer. Retrieved 18 July 2024, from https://numbermatics.com/n/15551/

Chicago style:
Numbermatics. 2024. "Number 15551 - Facts about the integer". https://numbermatics.com/n/15551/

The information we have on file for 15551 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!

Keywords: Divisors of 15551, math, Factors of 15551, curriculum, school, college, exams, university, Prime factorization of 15551, STEM, science, technology, engineering, physics, economics, calculator, fifteen thousand, five hundred fifty-one.

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