Q: What are the prime factors of the number 251,606,562?

 A: 2, 3, 17, 59, 41809

Why are those the prime factors of the number 251,606,562?

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 251,606,562

251,606,562
Factor Arrows
2125,803,281
Factor Arrows
341,934,427
Factor Arrows
172,466,731
Factor Arrows
5941,809

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, 59, 41809

We can check our work by multiplying all of the prime factors together: 2 x 3 x 17 x 59 x 41,809 = 251,606,562

This can also be written as 21 x 31 x 171 x 591 x 41,8091 = 251,606,562

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


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