Q: What are the prime factors of the number 56,705,175?

 A: 3, 5, 43, 5861

Why are those the prime factors of the number 56,705,175?

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 56,705,175

56,705,175
Factor Arrows
318,901,725
Factor Arrows
36,300,575
Factor Arrows
51,260,115
Factor Arrows
5252,023
Factor Arrows
435,861

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, 43, 5861

We can check our work by multiplying all of the prime factors together: 3 x 3 x 5 x 5 x 43 x 5,861 = 56,705,175

This can also be written as 32 x 52 x 431 x 5,8611 = 56,705,175

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


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