166490438681005920

166,490,438,681,005,920 is an even composite number composed of six prime numbers multiplied together.

What does the number 166490438681005920 look like?

This visualization shows the relationship between its 6 prime factors (large circles) and 4032 divisors.

166490438681005920 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of four thousand and thirty-two divisors.

Prime factorization of 166490438681005920:

25 × 36 × 5 × 133 × 172 × 1313

(2 × 2 × 2 × 2 × 2 × 3 × 3 × 3 × 3 × 3 × 3 × 5 × 13 × 13 × 13 × 17 × 17 × 131 × 131 × 131)

See below for interesting mathematical facts about the number 166490438681005920 from the Numbermatics database.


Names of 166490438681005920

  • Cardinal: 166490438681005920 can be written as One hundred sixty-six quadrillion, four hundred ninety trillion, four hundred thirty-eight billion, six hundred eighty-one million, five thousand, nine hundred twenty.

Scientific notation

  • Scientific notation: 1.6649043868100592 × 1017

Factors of 166490438681005920

  • Number of distinct prime factors ω(n): 6
  • Total number of prime factors Ω(n): 20
  • Sum of prime factors: 171

Divisors of 166490438681005920

Bases of 166490438681005920

  • Binary: 10010011110111111000101100000000000001010010001111011000002
  • Hexadecimal: 0x24F7E2C00148F60
  • Base-36: 19JBXNNAXI00

Squares and roots of 166490438681005920

  • 166490438681005920 squared (1664904386810059202) is 27719066172193792266554983075046400
  • 166490438681005920 cubed (1664904386810059203) is 4614959486836376055475463804021223485929602674688000
  • The square root of 166490438681005920 is 408032399.0579742187
  • The cube root of 166490438681005920 is 550127.1757491919

Scales and comparisons

How big is 166490438681005920?
  • 166,490,438,681,005,920 seconds is equal to 5,293,880,961 years, 16 weeks, 3 days, 1 hour, 12 minutes.
  • To count from 1 to 166,490,438,681,005,920 would take you about fifteen billion, eight hundred eighty-one million, six hundred forty-two thousand, eight hundred eighty-three 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 166490438681005920 cubic inches would be around 45843.9 feet tall.

Recreational maths with 166490438681005920

  • 166490438681005920 backwards is 029500186834094661
  • 166490438681005920 is a Harshad number.
  • The number of decimal digits it has is: 18
  • The sum of 166490438681005920's digits is 72
  • More coming soon!

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"Number 166490438681005920 - Facts about the integer". Numbermatics.com. 2024. Web. 17 May 2024.

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Numbermatics. (2024). Number 166490438681005920 - Facts about the integer. Retrieved 17 May 2024, from https://numbermatics.com/n/166490438681005920/

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Numbermatics. 2024. "Number 166490438681005920 - Facts about the integer". https://numbermatics.com/n/166490438681005920/

The information we have on file for 166490438681005920 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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