639426

639,426 is an even composite number composed of five prime numbers multiplied together.

What does the number 639426 look like?

This visualization shows the relationship between its 5 prime factors (large circles) and 32 divisors.

639426 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of thirty-two divisors.

Prime factorization of 639426:

2 × 3 × 19 × 71 × 79

See below for interesting mathematical facts about the number 639426 from the Numbermatics database.

Names of 639426

Cardinal: 639426 can be written as Six hundred thirty-nine thousand, four hundred twenty-six.

Scientific notation

Scientific notation: 6.39426 × 10⁵

Factors of 639426

Number of distinct prime factors ω(n): 5
Total number of prime factors Ω(n): 5
Sum of prime factors: 174

Divisors of 639426

Number of divisors d(n): 32
Complete list of divisors:
1 2 3 6 19 38 57 71 79 114 142 158 213 237 426 474 1349 1501 2698 3002 4047 4503 5609 8094 9006 11218 16827 33654 106571 213142 319713 639426
Sum of all divisors σ(n): 1382400
Sum of proper divisors (its aliquot sum) s(n): 742974
639426 is an abundant number, because the sum of its proper divisors (742974) is greater than itself. Its abundance is 103548

Bases of 639426

Binary: 10011100000111000010₂
Hexadecimal: 0x9C1C2
Base-36: DPDU

Squares and roots of 639426

639426 squared (639426²) is 408865609476
639426 cubed (639426³) is 261439301204800776
The square root of 639426 is 799.6411695253
The cube root of 639426 is 86.1516164473

Scales and comparisons

How big is 639426?

639,426 seconds is equal to 1 week, 9 hours, 37 minutes, 6 seconds.
To count from 1 to 639,426 would take you about nine hours!

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 639426 cubic inches would be around 7.2 feet tall.

Recreational maths with 639426

639426 backwards is 624936
The number of decimal digits it has is: 6
The sum of 639426's digits is 30
More coming soon!

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The information we have on file for 639426 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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