638426

638,426 is an even composite number composed of three prime numbers multiplied together.

What does the number 638426 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 8 divisors.

638426 is an even composite number. It is composed of three distinct prime numbers multiplied together. It has a total of eight divisors.

Prime factorization of 638426:

2 × 61 × 5233

See below for interesting mathematical facts about the number 638426 from the Numbermatics database.

Names of 638426

Cardinal: 638426 can be written as Six hundred thirty-eight thousand, four hundred twenty-six.

Scientific notation

Scientific notation: 6.38426 × 10⁵

Factors of 638426

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 3
Sum of prime factors: 5296

Divisors of 638426

Number of divisors d(n): 8
Complete list of divisors:
1 2 61 122 5233 10466 319213 638426
Sum of all divisors σ(n): 973524
Sum of proper divisors (its aliquot sum) s(n): 335098
638426 is a deficient number, because the sum of its proper divisors (335098) is less than itself. Its deficiency is 303328

Bases of 638426

Binary: 10011011110111011010₂
Hexadecimal: 0x9BDDA
Base-36: DOM2

Squares and roots of 638426

638426 squared (638426²) is 407587757476
638426 cubed (638426³) is 260214621654372776
The square root of 638426 is 799.0156444025
The cube root of 638426 is 86.1066821015

Scales and comparisons

How big is 638426?

638,426 seconds is equal to 1 week, 9 hours, 20 minutes, 26 seconds.
To count from 1 to 638,426 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 638426 cubic inches would be around 7.2 feet tall.

Recreational maths with 638426

638426 backwards is 624836
The number of decimal digits it has is: 6
The sum of 638426's digits is 29
More coming soon!

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The information we have on file for 638426 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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