142440

142,440 is an even composite number composed of four prime numbers multiplied together.

What does the number 142440 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 32 divisors.

142440 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of thirty-two divisors.

Prime factorization of 142440:

23 × 3 × 5 × 1187

(2 × 2 × 2 × 3 × 5 × 1187)

See below for interesting mathematical facts about the number 142440 from the Numbermatics database.

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Names Factors Divisors Scales Roots Fun

Names of 142440

  • Cardinal: 142440 can be written as One hundred forty-two thousand, four hundred forty.

Scientific notation

  • Scientific notation: 1.4244 × 105

Factors of 142440

  • Number of distinct prime factors ω(n): 4
  • Total number of prime factors Ω(n): 6
  • Sum of prime factors: 1197

Divisors of 142440

Bases of 142440

  • Binary: 1000101100011010002
  • Hexadecimal: 0x22C68
  • Base-36: 31WO

Squares and roots of 142440

  • 142440 squared (1424402) is 20289153600
  • 142440 cubed (1424403) is 2889987038784000
  • The square root of 142440 is 377.4122414549
  • The cube root of 142440 is 52.2248644773

Scales and comparisons

How big is 142440?
  • 142,440 seconds is equal to 15 hours, 34 minutes.
  • To count from 1 to 142,440 would take you about fifteen 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 142440 cubic inches would be around 4.4 feet tall.

Recreational maths with 142440

  • 142440 backwards is 044241
  • 142440 is a Harshad number.
  • The number of decimal digits it has is: 6
  • The sum of 142440's digits is 15
  • More coming soon!

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"Number 142440 - Facts about the integer". Numbermatics.com. 2019. Web. 23 October 2019.

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Numbermatics. (2019). Number 142440 - Facts about the integer. Retrieved 23 October 2019, from https://numbermatics.com/n/142440/

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The information we have on file for 142440 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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