19998

19,998 is an even composite number composed of four prime numbers multiplied together.

19998 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of twenty-four divisors.

Prime factorization of 19998:

2 × 32 × 11 × 101

(2 × 3 × 3 × 11 × 101)

See below for interesting mathematical facts about the number 19998 from the Numbermatics database.

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Names Factors Divisors Scales Roots Fun

Names of 19998

  • Cardinal: 19998 can be written as Nineteen thousand, nine hundred ninety-eight.

Scientific notation

  • Scientific notation: 1.9998 × 104

Factors of 19998

  • Number of distinct prime factors ω(n): 4
  • Total number of prime factors Ω(n): 5
  • Sum of prime factors: 117

Divisors of 19998

Bases of 19998

  • Binary: 100111000011110 2
  • Hexadecimal: 0x4e1e

Squares and roots of 19998

  • 19998 squared (199982) is 399920004
  • 19998 cubed (199983) is 7997600239992
  • The square root of 19998 is 141.4142849927
  • The cube root of 19998 is 27.1432713299

Scales and comparisons

How big is 19998?
  • 19,998 seconds is equal to 5 hours, 33 minutes, 18 seconds.
  • To count from 1 to 19,998 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.

    Note: we do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!

  • A cube with a volume of 19998 cubic inches would be around 2.3 feet tall.

Recreational maths with 19998

  • 19998 backwards is 89991
  • The number of decimal digits it has is: 5
  • The sum of 19998's digits is 36
  • More coming soon!

The information we have on file for 19998 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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