1,553 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 1553 look like?

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

1553 is a prime number. Like all primes (except two), it is an odd number.

Prime factorization of 1553:


See below for interesting mathematical facts about the number 1553 from the Numbermatics database.

Names of 1553

  • Cardinal: 1553 can be written as One thousand, five hundred fifty-three.

Scientific notation

  • Scientific notation: 1.553 × 103

Factors of 1553

  • Number of distinct prime factors ω(n): 1
  • Total number of prime factors Ω(n): 1
  • Sum of prime factors: 1553

Divisors of 1553

  • Number of divisors d(n): 2
  • Complete list of divisors:
  • Sum of all divisors σ(n): 1554
  • Sum of proper divisors (its aliquot sum) s(n): 1
  • 1553 is a deficient number, because the sum of its proper divisors (1) is less than itself. Its deficiency is 1552

Bases of 1553

  • Binary: 110000100012
  • Hexadecimal: 0x611
  • Base-36: 175

Squares and roots of 1553

  • 1553 squared (15532) is 2411809
  • 1553 cubed (15533) is 3745539377
  • The square root of 1553 is 39.4081209905
  • The cube root of 1553 is 11.5804068771

Scales and comparisons

How big is 1553?
  • 1,553 seconds is equal to 25 minutes, 53 seconds.
  • To count from 1 to 1,553 would take you about twenty-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 1553 cubic inches would be around 1 feet tall.

Recreational maths with 1553

  • 1553 backwards is 3551
  • The number of decimal digits it has is: 4
  • The sum of 1553's digits is 14
  • More coming soon!

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"Number 1553 - Facts about the integer". Numbermatics.com. 2024. Web. 12 July 2024.

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Numbermatics. (2024). Number 1553 - Facts about the integer. Retrieved 12 July 2024, from https://numbermatics.com/n/1553/

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Numbermatics. 2024. "Number 1553 - Facts about the integer". https://numbermatics.com/n/1553/

The information we have on file for 1553 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 1553, math, Factors of 1553, curriculum, school, college, exams, university, Prime factorization of 1553, STEM, science, technology, engineering, physics, economics, calculator, one thousand, five hundred fifty-three.

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