Q: What are the prime factors of the number 74,000,315?

 A: 5, 23, 29, 22189

Why are those the prime factors of the number 74,000,315?

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 74,000,315

74,000,315
Factor Arrows
514,800,063
Factor Arrows
23643,481
Factor Arrows
2922,189

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:

5, 23, 29, 22189

We can check our work by multiplying all of the prime factors together: 5 x 23 x 29 x 22,189 = 74,000,315

This can also be written as 51 x 231 x 291 x 22,1891 = 74,000,315

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


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