Q: What are the prime factors of the number 302,214,731?

 A: 7, 13, 41, 81001

Why are those the prime factors of the number 302,214,731?

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 302,214,731

302,214,731
Factor Arrows
743,173,533
Factor Arrows
133,321,041
Factor Arrows
4181,001

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:

7, 13, 41, 81001

We can check our work by multiplying all of the prime factors together: 7 x 13 x 41 x 81,001 = 302,214,731

This can also be written as 71 x 131 x 411 x 81,0011 = 302,214,731

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


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