Q: What are the prime factors of the number 525,403,398?

 A: 2, 3, 13, 23, 292867

Why are those the prime factors of the number 525,403,398?

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 525,403,398

525,403,398
Factor Arrows
2262,701,699
Factor Arrows
387,567,233
Factor Arrows
136,735,941
Factor Arrows
23292,867

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, 3, 13, 23, 292867

We can check our work by multiplying all of the prime factors together: 2 x 3 x 13 x 23 x 292,867 = 525,403,398

This can also be written as 21 x 31 x 131 x 231 x 292,8671 = 525,403,398

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


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