Q: What are the prime factors of the number 262,613,312?

 A: 2, 13, 439, 719

Why are those the prime factors of the number 262,613,312?

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 262,613,312

262,613,312
Factor Arrows
2131,306,656
Factor Arrows
265,653,328
Factor Arrows
232,826,664
Factor Arrows
216,413,332
Factor Arrows
28,206,666
Factor Arrows
24,103,333
Factor Arrows
13315,641
Factor Arrows
439719

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, 13, 439, 719

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 2 x 13 x 439 x 719 = 262,613,312

This can also be written as 26 x 131 x 4391 x 7191 = 262,613,312

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


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