Q: What are the prime factors of the number 577,124,464?

 A: 2, 7, 23, 157, 1427

Why are those the prime factors of the number 577,124,464?

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 577,124,464

577,124,464
Factor Arrows
2288,562,232
Factor Arrows
2144,281,116
Factor Arrows
272,140,558
Factor Arrows
236,070,279
Factor Arrows
75,152,897
Factor Arrows
23224,039
Factor Arrows
1571,427

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, 7, 23, 157, 1427

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 7 x 23 x 157 x 1,427 = 577,124,464

This can also be written as 24 x 71 x 231 x 1571 x 1,4271 = 577,124,464

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


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