398828838320640

398,828,838,320,640 is an even composite number composed of seven prime numbers multiplied together.

What does the number 398828838320640 look like?

This visualization shows the relationship between its 7 prime factors (large circles) and 6400 divisors.

398828838320640 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of six thousand, four hundred divisors.

Prime factorization of 398828838320640:

29 × 33 × 5 × 73 × 134 × 19 × 31

(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 3 × 5 × 7 × 7 × 7 × 13 × 13 × 13 × 13 × 19 × 31)

See below for interesting mathematical facts about the number 398828838320640 from the Numbermatics database.


Names of 398828838320640

  • Cardinal: 398828838320640 can be written as Three hundred ninety-eight trillion, eight hundred twenty-eight billion, eight hundred thirty-eight million, three hundred twenty thousand, six hundred forty.

Scientific notation

  • Scientific notation: 3.9882883832064 × 1014

Factors of 398828838320640

  • Number of distinct prime factors ω(n): 7
  • Total number of prime factors Ω(n): 22
  • Sum of prime factors: 80

Divisors of 398828838320640

Bases of 398828838320640

  • Binary: 10110101010111011100100110011101111111010000000002
  • Hexadecimal: 0x16ABB933BFA00
  • Base-36: 3XDFFSVPC0

Squares and roots of 398828838320640

  • 398828838320640 squared (3988288383206402) is 159064442276191201335450009600
  • 398828838320640 cubed (3988288383206403) is 63439486731133834665879522332055535878144000
  • The square root of 398828838320640 is 19970699.4950262071
  • The cube root of 398828838320640 is 73608.6497346727

Scales and comparisons

How big is 398828838320640?
  • 398,828,838,320,640 seconds is equal to 12,681,523 years, 20 weeks, 5 days, 14 hours, 24 minutes.
  • To count from 1 to 398,828,838,320,640 would take you about thirty-one million, seven hundred three thousand, eight hundred 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 398828838320640 cubic inches would be around 6134.1 feet tall.

Recreational maths with 398828838320640

  • 398828838320640 backwards is 046023838828893
  • 398828838320640 is a Harshad number.
  • The number of decimal digits it has is: 15
  • The sum of 398828838320640's digits is 72
  • More coming soon!

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"Number 398828838320640 - Facts about the integer". Numbermatics.com. 2024. Web. 20 June 2024.

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Numbermatics. (2024). Number 398828838320640 - Facts about the integer. Retrieved 20 June 2024, from https://numbermatics.com/n/398828838320640/

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The information we have on file for 398828838320640 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 398828838320640, math, Factors of 398828838320640, curriculum, school, college, exams, university, Prime factorization of 398828838320640, STEM, science, technology, engineering, physics, economics, calculator, three hundred ninety-eight trillion, eight hundred twenty-eight billion, eight hundred thirty-eight million, three hundred twenty thousand, six hundred forty.

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