Q: What are the prime factors of the number 635,008?

 A: 2, 11, 41

Why are those the prime factors of the number 635,008?

Prime factors are the prime numbers that can be multipled together to equal the original number. You find the factors by dividing by prime numbers. It is best shown by creating a Factor Tree.

Factor Tree for the number 635,008

635,008
Factor Arrows
2317,504
Factor Arrows
2158,752
Factor Arrows
279,376
Factor Arrows
239,688
Factor Arrows
219,844
Factor Arrows
29,922
Factor Arrows
24,961
Factor Arrows
11451
Factor Arrows
1141

The numbers in bold above are the prime factors. If there are multiples, you only count them one time. This leads us to our prime factors of:

2, 11, 41

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 2 x 2 x 11 x 11 x 41 = 635,008

This can also be written as 27 x 112 x 411 = 635,008

If you would like to know more, or need additional explanation, please review our prime factorization explanation.


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