Q: What are the prime factors of the number 71,605,788?

 A: 2, 3, 97, 227, 271

Why are those the prime factors of the number 71,605,788?

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 71,605,788

71,605,788
Factor Arrows
235,802,894
Factor Arrows
217,901,447
Factor Arrows
35,967,149
Factor Arrows
9761,517
Factor Arrows
227271

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, 97, 227, 271

We can check our work by multiplying all of the prime factors together: 2 x 2 x 3 x 97 x 227 x 271 = 71,605,788

This can also be written as 22 x 31 x 971 x 2271 x 2711 = 71,605,788

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


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