Q: What are the prime factors of the number 65,461,470?

 A: 2, 3, 5, 173, 12613

Why are those the prime factors of the number 65,461,470?

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 65,461,470

65,461,470
Factor Arrows
232,730,735
Factor Arrows
310,910,245
Factor Arrows
52,182,049
Factor Arrows
17312,613

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, 5, 173, 12613

We can check our work by multiplying all of the prime factors together: 2 x 3 x 5 x 173 x 12,613 = 65,461,470

This can also be written as 21 x 31 x 51 x 1731 x 12,6131 = 65,461,470

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


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