Q: What are the prime factors of the number 403,030,452?

 A: 2, 3, 11, 47, 167, 389

Why are those the prime factors of the number 403,030,452?

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 403,030,452

403,030,452
Factor Arrows
2201,515,226
Factor Arrows
2100,757,613
Factor Arrows
333,585,871
Factor Arrows
113,053,261
Factor Arrows
4764,963
Factor Arrows
167389

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, 11, 47, 167, 389

We can check our work by multiplying all of the prime factors together: 2 x 2 x 3 x 11 x 47 x 167 x 389 = 403,030,452

This can also be written as 22 x 31 x 111 x 471 x 1671 x 3891 = 403,030,452

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


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