168421395339939840

168,421,395,339,939,840 is an even composite number composed of eight prime numbers multiplied together.

What does the number 168421395339939840 look like?

This visualization shows the relationship between its 8 prime factors (large circles) and 5616 divisors.

168421395339939840 is an even composite number. It is composed of eight distinct prime numbers multiplied together. It has a total of five thousand, six hundred sixteen divisors.

Prime factorization of 168421395339939840:

212 × 3 × 5 × 72 × 232 × 412 × 53 × 1187

(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 5 × 7 × 7 × 23 × 23 × 41 × 41 × 53 × 1187)

See below for interesting mathematical facts about the number 168421395339939840 from the Numbermatics database.


Names of 168421395339939840

  • Cardinal: 168421395339939840 can be written as One hundred sixty-eight quadrillion, four hundred twenty-one trillion, three hundred ninety-five billion, three hundred thirty-nine million, nine hundred thirty-nine thousand, eight hundred forty.

Scientific notation

  • Scientific notation: 1.6842139533993984 × 1017

Factors of 168421395339939840

  • Number of distinct prime factors ω(n): 8
  • Total number of prime factors Ω(n): 22
  • Sum of prime factors: 1321

Divisors of 168421395339939840

Bases of 168421395339939840

  • Binary: 10010101100101101001011101111000011101000000010000000000002
  • Hexadecimal: 0x2565A5DE1D01000
  • Base-36: 1A2CEGW1U3UO

Squares and roots of 168421395339939840

  • 168421395339939840 squared (1684213953399398402) is 28365766408252309253312694819225600
  • 168421395339939840 cubed (1684213953399398403) is 4777401958364647530712997119864885318528379387904000
  • The square root of 168421395339939840 is 410391758.3723384667
  • The cube root of 168421395339939840 is 552245.7984084809

Scales and comparisons

How big is 168421395339939840?
  • 168,421,395,339,939,840 seconds is equal to 5,355,279,410 years, 11 weeks, 6 days, 9 hours, 4 minutes.
  • To count from 1 to 168,421,395,339,939,840 would take you about sixteen billion, sixty-five million, eight hundred thirty-eight thousand, two hundred thirty 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 168421395339939840 cubic inches would be around 46020.5 feet tall.

Recreational maths with 168421395339939840

  • 168421395339939840 backwards is 048939933593124861
  • The number of decimal digits it has is: 18
  • The sum of 168421395339939840's digits is 87
  • More coming soon!

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"Number 168421395339939840 - Facts about the integer". Numbermatics.com. 2024. Web. 22 May 2024.

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Numbermatics. (2024). Number 168421395339939840 - Facts about the integer. Retrieved 22 May 2024, from https://numbermatics.com/n/168421395339939840/

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Numbermatics. 2024. "Number 168421395339939840 - Facts about the integer". https://numbermatics.com/n/168421395339939840/

The information we have on file for 168421395339939840 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!

Keywords: Divisors of 168421395339939840, math, Factors of 168421395339939840, curriculum, school, college, exams, university, Prime factorization of 168421395339939840, STEM, science, technology, engineering, physics, economics, calculator, one hundred sixty-eight quadrillion, four hundred twenty-one trillion, three hundred ninety-five billion, three hundred thirty-nine million, nine hundred thirty-nine thousand, eight hundred forty.

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