Q: What are the prime factors of the number 408,343,088?

 A: 2, 103, 247781

Why are those the prime factors of the number 408,343,088?

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 408,343,088

408,343,088
Factor Arrows
2204,171,544
Factor Arrows
2102,085,772
Factor Arrows
251,042,886
Factor Arrows
225,521,443
Factor Arrows
103247,781

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, 103, 247781

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 103 x 247,781 = 408,343,088

This can also be written as 24 x 1031 x 247,7811 = 408,343,088

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


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