21402165743282142

21,402,165,743,282,142 is an even composite number composed of seven prime numbers multiplied together.

What does the number 21402165743282142 look like?

This visualization shows the relationship between its 7 prime factors (large circles) and 2688 divisors.

21402165743282142 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of two thousand, six hundred eighty-eight divisors.

Prime factorization of 21402165743282142:

2 × 36 × 7 × 133 × 193 × 31 × 672

(2 × 3 × 3 × 3 × 3 × 3 × 3 × 7 × 13 × 13 × 13 × 19 × 19 × 19 × 31 × 67 × 67)

See below for interesting mathematical facts about the number 21402165743282142 from the Numbermatics database.


Names of 21402165743282142

  • Cardinal: 21402165743282142 can be written as Twenty-one quadrillion, four hundred two trillion, one hundred sixty-five billion, seven hundred forty-three million, two hundred eighty-two thousand, one hundred forty-two.

Scientific notation

  • Scientific notation: 2.1402165743282142 × 1016

Factors of 21402165743282142

  • Number of distinct prime factors ω(n): 7
  • Total number of prime factors Ω(n): 17
  • Sum of prime factors: 142

Divisors of 21402165743282142

Bases of 21402165743282142

  • Binary: 10011000000100100101000000001101000110101100111110111102
  • Hexadecimal: 0x4C0928068D67DE
  • Base-36: 5UQFN7K07VI

Squares and roots of 21402165743282142

  • 21402165743282142 squared (214021657432821422) is 458052698502919641743202616108164
  • 21402165743282142 cubed (214021657432821423) is 9803319772517130046459214587138838215939841607288
  • The square root of 21402165743282142 is 146294790.5541483799
  • The cube root of 21402165743282142 is 277642.4753025291

Scales and comparisons

How big is 21402165743282142?
  • 21,402,165,743,282,142 seconds is equal to 680,522,669 years, 20 weeks, 2 days, 8 hours, 35 minutes, 42 seconds.
  • To count from 1 to 21,402,165,743,282,142 would take you about two billion, forty-one million, five hundred sixty-eight thousand and eight years!

    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 21402165743282142 cubic inches would be around 23136.9 feet tall.

Recreational maths with 21402165743282142

  • 21402165743282142 backwards is 24128234756120412
  • 21402165743282142 is a Harshad number.
  • The number of decimal digits it has is: 17
  • The sum of 21402165743282142's digits is 54
  • More coming soon!

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"Number 21402165743282142 - Facts about the integer". Numbermatics.com. 2024. Web. 20 September 2024.

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Numbermatics. (2024). Number 21402165743282142 - Facts about the integer. Retrieved 20 September 2024, from https://numbermatics.com/n/21402165743282142/

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The information we have on file for 21402165743282142 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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