639996

639,996 is an even composite number composed of five prime numbers multiplied together.

What does the number 639996 look like?

This visualization shows the relationship between its 5 prime factors (large circles) and 48 divisors.

639996 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of forty-eight divisors.

Prime factorization of 639996:

2² × 3 × 7 × 19 × 401

(2 × 2 × 3 × 7 × 19 × 401)

See below for interesting mathematical facts about the number 639996 from the Numbermatics database.

Names of 639996

Cardinal: 639996 can be written as Six hundred thirty-nine thousand, nine hundred ninety-six.

Scientific notation

Scientific notation: 6.39996 × 10⁵

Factors of 639996

Number of distinct prime factors ω(n): 5
Total number of prime factors Ω(n): 6
Sum of prime factors: 432

Divisors of 639996

Number of divisors d(n): 48
Complete list of divisors:
1 2 3 4 6 7 12 14 19 21 28 38 42 57 76 84 114 133 228 266 399 401 532 798 802 1203 1596 1604 2406 2807 4812 5614 7619 8421 11228 15238 16842 22857 30476 33684 45714 53333 91428 106666 159999 213332 319998 639996
Sum of all divisors σ(n): 1800960
Sum of proper divisors (its aliquot sum) s(n): 1160964
639996 is an abundant number, because the sum of its proper divisors (1160964) is greater than itself. Its abundance is 520968

Bases of 639996

Binary: 10011100001111111100₂
Hexadecimal: 0x9C3FC
Base-36: DPTO

Squares and roots of 639996

639996 squared (639996²) is 409594880016
639996 cubed (639996³) is 262139084830719936
The square root of 639996 is 799.9974999961
The cube root of 639996 is 86.1772080647

Scales and comparisons

How big is 639996?

639,996 seconds is equal to 1 week, 9 hours, 46 minutes, 36 seconds.
To count from 1 to 639,996 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 639996 cubic inches would be around 7.2 feet tall.

Recreational maths with 639996

639996 backwards is 699936
639996 is a Harshad number.
The number of decimal digits it has is: 6
The sum of 639996's digits is 42
More coming soon!

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The information we have on file for 639996 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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