398838220904640

398,838,220,904,640 is an even composite number composed of nine prime numbers multiplied together.

What does the number 398838220904640 look like?

This visualization shows the relationship between its 9 prime factors (large circles) and 4032 divisors.

398838220904640 is an even composite number. It is composed of nine distinct prime numbers multiplied together. It has a total of four thousand and thirty-two divisors.

Prime factorization of 398838220904640:

26 × 3 × 5 × 112 × 17 × 292 × 31 × 61 × 127

(2 × 2 × 2 × 2 × 2 × 2 × 3 × 5 × 11 × 11 × 17 × 29 × 29 × 31 × 61 × 127)

See below for interesting mathematical facts about the number 398838220904640 from the Numbermatics database.


Names of 398838220904640

  • Cardinal: 398838220904640 can be written as Three hundred ninety-eight trillion, eight hundred thirty-eight billion, two hundred twenty million, nine hundred four thousand, six hundred forty.

Scientific notation

  • Scientific notation: 3.9883822090464 × 1014

Factors of 398838220904640

  • Number of distinct prime factors ω(n): 9
  • Total number of prime factors Ω(n): 16
  • Sum of prime factors: 286

Divisors of 398838220904640

Bases of 398838220904640

  • Binary: 10110101010111101110000100111101011011000110000002
  • Hexadecimal: 0x16ABDC27AD8C0
  • Base-36: 3XDJQZ11HC

Squares and roots of 398838220904640

  • 398838220904640 squared (3988382209046402) is 159071926454378415499973529600
  • 398838220904640 cubed (3988382209046403) is 63443964142938025992118742390677365817344000
  • The square root of 398838220904640 is 19970934.4023918919
  • The cube root of 398838220904640 is 73609.2269529823

Scales and comparisons

How big is 398838220904640?
  • 398,838,220,904,640 seconds is equal to 12,681,821 years, 38 weeks, 2 days, 7 hours, 44 minutes.
  • To count from 1 to 398,838,220,904,640 would take you about thirty-one million, seven hundred four thousand, five hundred fifty-four 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 398838220904640 cubic inches would be around 6134.1 feet tall.

Recreational maths with 398838220904640

  • 398838220904640 backwards is 046409022838893
  • 398838220904640 is a Harshad number.
  • The number of decimal digits it has is: 15
  • The sum of 398838220904640's digits is 66
  • More coming soon!

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"Number 398838220904640 - Facts about the integer". Numbermatics.com. 2024. Web. 28 May 2024.

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Numbermatics. (2024). Number 398838220904640 - Facts about the integer. Retrieved 28 May 2024, from https://numbermatics.com/n/398838220904640/

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Numbermatics. 2024. "Number 398838220904640 - Facts about the integer". https://numbermatics.com/n/398838220904640/

The information we have on file for 398838220904640 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 398838220904640, math, Factors of 398838220904640, curriculum, school, college, exams, university, Prime factorization of 398838220904640, STEM, science, technology, engineering, physics, economics, calculator, three hundred ninety-eight trillion, eight hundred thirty-eight billion, two hundred twenty million, nine hundred four thousand, six hundred forty.

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