163

163 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 163 look like?

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

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

Prime factorization of 163:

163

See below for interesting mathematical facts about the number 163 from the Numbermatics database.


Names of 163

  • Cardinal: 163 can be written as One hundred sixty-three.

Scientific notation

  • Scientific notation: 1.63 × 102

Factors of 163

  • Number of distinct prime factors ω(n): 1
  • Total number of prime factors Ω(n): 1
  • Sum of prime factors: 163

Divisors of 163

  • Number of divisors d(n): 2
  • Complete list of divisors:
    1 163
  • Sum of all divisors σ(n): 164
  • Sum of proper divisors (its aliquot sum) s(n): 1
  • 163 is a deficient number, because the sum of its proper divisors (1) is less than itself. Its deficiency is 162

Bases of 163

  • Binary: 101000112
  • Hexadecimal: 0xA3
  • Base-36: 4J

Squares and roots of 163

  • 163 squared (1632) is 26569
  • 163 cubed (1633) is 4330747
  • The square root of 163 is 12.7671453349
  • The cube root of 163 is 5.4625555713

Scales and comparisons

How big is 163?
  • 163 seconds is equal to 2 minutes, 43 seconds.
  • To count from 1 to 163 would take you about twenty-one seconds.

    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 163 cubic inches would be around 0.5 feet tall.

Recreational maths with 163

  • 163 backwards is 361
  • The number of decimal digits it has is: 3
  • The sum of 163's digits is 10
  • More coming soon!

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The information we have on file for 163 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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