Q: What are the prime factors of the number 404,325,012?

 A: 2, 3, 7, 13, 370261

Why are those the prime factors of the number 404,325,012?

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 404,325,012

404,325,012
Factor Arrows
2202,162,506
Factor Arrows
2101,081,253
Factor Arrows
333,693,751
Factor Arrows
74,813,393
Factor Arrows
13370,261

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, 7, 13, 370261

We can check our work by multiplying all of the prime factors together: 2 x 2 x 3 x 7 x 13 x 370,261 = 404,325,012

This can also be written as 22 x 31 x 71 x 131 x 370,2611 = 404,325,012

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


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