Q: What are the prime factors of the number 374,138,340?

 A: 2, 3, 5, 101, 107, 577

Why are those the prime factors of the number 374,138,340?

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 374,138,340

374,138,340
Factor Arrows
2187,069,170
Factor Arrows
293,534,585
Factor Arrows
331,178,195
Factor Arrows
56,235,639
Factor Arrows
10161,739
Factor Arrows
107577

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, 5, 101, 107, 577

We can check our work by multiplying all of the prime factors together: 2 x 2 x 3 x 5 x 101 x 107 x 577 = 374,138,340

This can also be written as 22 x 31 x 51 x 1011 x 1071 x 5771 = 374,138,340

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


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