642008

642,008 is an even composite number composed of two prime numbers multiplied together.

What does the number 642008 look like?

This visualization shows the relationship between its 2 prime factors (large circles) and 8 divisors.

642008 is an even composite number. It is composed of two distinct prime numbers multiplied together. It has a total of eight divisors.

Prime factorization of 642008:

2³ × 80251

(2 × 2 × 2 × 80251)

See below for interesting mathematical facts about the number 642008 from the Numbermatics database.

Names of 642008

Cardinal: 642008 can be written as Six hundred forty-two thousand and eight.

Scientific notation

Scientific notation: 6.42008 × 10⁵

Factors of 642008

Number of distinct prime factors ω(n): 2
Total number of prime factors Ω(n): 4
Sum of prime factors: 80253

Divisors of 642008

Number of divisors d(n): 8
Complete list of divisors:
1 2 4 8 80251 160502 321004 642008
Sum of all divisors σ(n): 1203780
Sum of proper divisors (its aliquot sum) s(n): 561772
642008 is a deficient number, because the sum of its proper divisors (561772) is less than itself. Its deficiency is 80236

Bases of 642008

Binary: 10011100101111011000₂
Hexadecimal: 0x9CBD8
Base-36: DRDK

Squares and roots of 642008

642008 squared (642008²) is 412174272064
642008 cubed (642008³) is 264619180059264512
The square root of 642008 is 801.2540171507
The cube root of 642008 is 86.2674206917

Scales and comparisons

How big is 642008?

642,008 seconds is equal to 1 week, 10 hours, 20 minutes, 8 seconds.
To count from 1 to 642,008 would take you about ten 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 642008 cubic inches would be around 7.2 feet tall.

Recreational maths with 642008

642008 backwards is 800246
The number of decimal digits it has is: 6
The sum of 642008's digits is 20
More coming soon!

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The information we have on file for 642008 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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