18,007 is an odd composite number composed of two prime numbers multiplied together.

What does the number 18007 look like?

This visualization shows the relationship between its 2 prime factors (large circles) and 4 divisors.

18007 is an odd composite number. It is composed of two distinct prime numbers multiplied together. It has a total of four divisors.

Prime factorization of 18007:

11 × 1637

See below for interesting mathematical facts about the number 18007 from the Numbermatics database.

Names of 18007

  • Cardinal: 18007 can be written as Eighteen thousand and seven.

Scientific notation

  • Scientific notation: 1.8007 × 104

Factors of 18007

  • Number of distinct prime factors ω(n): 2
  • Total number of prime factors Ω(n): 2
  • Sum of prime factors: 1648

Divisors of 18007

  • Number of divisors d(n): 4
  • Complete list of divisors:
  • Sum of all divisors σ(n): 19656
  • Sum of proper divisors (its aliquot sum) s(n): 1649
  • 18007 is a deficient number, because the sum of its proper divisors (1649) is less than itself. Its deficiency is 16358

Bases of 18007

  • Binary: 1000110010101112
  • Hexadecimal: 0x4657
  • Base-36: DW7

Squares and roots of 18007

  • 18007 squared (180072) is 324252049
  • 18007 cubed (180073) is 5838806646343
  • The square root of 18007 is 134.1901635739
  • The cube root of 18007 is 26.2108107591

Scales and comparisons

How big is 18007?
  • 18,007 seconds is equal to 5 hours, 7 seconds.
  • To count from 1 to 18,007 would take you about five 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 18007 cubic inches would be around 2.2 feet tall.

Recreational maths with 18007

  • 18007 backwards is 70081
  • The number of decimal digits it has is: 5
  • The sum of 18007's digits is 16
  • More coming soon!

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The information we have on file for 18007 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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