Q: What are the prime factors of the number 253,600,425?

 A: 3, 5, 13, 277, 313

Why are those the prime factors of the number 253,600,425?

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 253,600,425

253,600,425
Factor Arrows
384,533,475
Factor Arrows
328,177,825
Factor Arrows
55,635,565
Factor Arrows
51,127,113
Factor Arrows
1386,701
Factor Arrows
277313

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:

3, 5, 13, 277, 313

We can check our work by multiplying all of the prime factors together: 3 x 3 x 5 x 5 x 13 x 277 x 313 = 253,600,425

This can also be written as 32 x 52 x 131 x 2771 x 3131 = 253,600,425

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


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