Q: What are the prime factors of the number 532,817,808?

 A: 2, 3, 17, 157, 4159

Why are those the prime factors of the number 532,817,808?

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 532,817,808

532,817,808
Factor Arrows
2266,408,904
Factor Arrows
2133,204,452
Factor Arrows
266,602,226
Factor Arrows
233,301,113
Factor Arrows
311,100,371
Factor Arrows
17652,963
Factor Arrows
1574,159

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, 17, 157, 4159

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 3 x 17 x 157 x 4,159 = 532,817,808

This can also be written as 24 x 31 x 171 x 1571 x 4,1591 = 532,817,808

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


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