168208729221013438464

168,208,729,221,013,438,464 is an even composite number composed of four prime numbers multiplied together.

What does the number 168208729221013438464 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 2464 divisors.

168208729221013438464 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of two thousand, four hundred sixty-four divisors.

Prime factorization of 168208729221013438464:

221 × 313 × 13 × 1573

(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 3 × 3 × 3 × 3 × 3 × 3 × 3 × 3 × 3 × 3 × 3 × 13 × 157 × 157 × 157)

See below for interesting mathematical facts about the number 168208729221013438464 from the Numbermatics database.


Names of 168208729221013438464

  • Cardinal: 168208729221013438464 can be written as One hundred sixty-eight quintillion, two hundred eight quadrillion, seven hundred twenty-nine trillion, two hundred twenty-one billion, thirteen million, four hundred thirty-eight thousand, four hundred sixty-four.

Scientific notation

  • Scientific notation: 1.68208729221013438464 × 1020

Factors of 168208729221013438464

  • Number of distinct prime factors ω(n): 4
  • Total number of prime factors Ω(n): 38
  • Sum of prime factors: 175

Divisors of 168208729221013438464

Bases of 168208729221013438464

  • Binary: 100100011110010111010111010000000100101110100110000000000000000000002
  • Hexadecimal: 0x91E5D7404BA600000
  • Base-36: ZHYYI2O000000

Squares and roots of 168208729221013438464

  • 168208729221013438464 squared (1682087292210134384642) is 28294176586148220200745244493680314679296
  • 168208729221013438464 cubed (1682087292210134384643) is 4759327487910944381391701689196745085369071840044742390841344
  • The square root of 168208729221013438464 is 12969530801.8838306187
  • The cube root of 168208729221013438464 is 5520132.5978638283

Scales and comparisons

How big is 168208729221013438464?
  • 168,208,729,221,013,438,464 seconds is equal to 293,274,701,009 years, 3 weeks, 3 days, 15 hours, 30 minutes, 7 seconds.
  • To count from 1 to 168,208,729,221,013,438,464 would take you about two hundred ninety-three billion, two hundred seventy-four million, seven hundred one thousand and nine 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 168208729221013438464 cubic inches would be around 460011 feet tall.

Recreational maths with 168208729221013438464

  • 168208729221013438464 backwards is 464834310122927802861
  • 168208729221013438464 is a Harshad number.
  • The number of decimal digits it has is: 21
  • The sum of 168208729221013438464's digits is 81
  • More coming soon!

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"Number 168208729221013438464 - Facts about the integer". Numbermatics.com. 2024. Web. 24 May 2024.

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Numbermatics. (2024). Number 168208729221013438464 - Facts about the integer. Retrieved 24 May 2024, from https://numbermatics.com/n/168208729221013438464/

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Numbermatics. 2024. "Number 168208729221013438464 - Facts about the integer". https://numbermatics.com/n/168208729221013438464/

The information we have on file for 168208729221013438464 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 168208729221013438464, math, Factors of 168208729221013438464, curriculum, school, college, exams, university, Prime factorization of 168208729221013438464, STEM, science, technology, engineering, physics, economics, calculator, one hundred sixty-eight quintillion, two hundred eight quadrillion, seven hundred twenty-nine trillion, two hundred twenty-one billion, thirteen million, four hundred thirty-eight thousand, four hundred sixty-four.

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