640316928

640,316,928 is an even composite number composed of three prime numbers multiplied together.

What does the number 640316928 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 40 divisors.

640316928 is an even composite number. It is composed of three distinct prime numbers multiplied together. It has a total of forty divisors.

Prime factorization of 640316928:

2⁹ × 3 × 416873

(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 416873)

See below for interesting mathematical facts about the number 640316928 from the Numbermatics database.

Names of 640316928

Cardinal: 640316928 can be written as Six hundred forty million, three hundred sixteen thousand, nine hundred twenty-eight.

Scientific notation

Scientific notation: 6.40316928 × 10⁸

Factors of 640316928

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 11
Sum of prime factors: 416878

Divisors of 640316928

Number of divisors d(n): 40
Complete list of divisors:
1 2 3 4 6 8 12 16 24 32 48 64 96 128 192 256 384 512 768 1536 416873 833746 1250619 1667492 2501238 3334984 5002476 6669968 10004952 13339936 20009904 26679872 40019808 53359744 80039616 106719488 160079232 213438976 320158464 640316928
Sum of all divisors σ(n): 1705848408
Sum of proper divisors (its aliquot sum) s(n): 1065531480
640316928 is an abundant number, because the sum of its proper divisors (1065531480) is greater than itself. Its abundance is 425214552

Bases of 640316928

Binary: 100110001010100111011000000000₂
Hexadecimal: 0x262A7600
Base-36: AL87PC

Squares and roots of 640316928

640316928 squared (640316928²) is 410005768283357184
640316928 cubed (640316928³) is 262533634009479105585610752
The square root of 640316928 is 25304.4843456649
The cube root of 640316928 is 861.9161026797

Scales and comparisons

How big is 640316928?

640,316,928 seconds is equal to 20 years, 18 weeks, 5 days, 1 hour, 48 minutes, 48 seconds.
To count from 1 to 640,316,928 would take you about 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 640316928 cubic inches would be around 71.8 feet tall.

Recreational maths with 640316928

640316928 backwards is 829613046
The number of decimal digits it has is: 9
The sum of 640316928's digits is 39
More coming soon!

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The information we have on file for 640316928 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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