Q: What are the prime factors of the number 86,060,574?

 A: 2, 3, 29, 113, 1459

Why are those the prime factors of the number 86,060,574?

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 86,060,574

86,060,574
Factor Arrows
243,030,287
Factor Arrows
314,343,429
Factor Arrows
34,781,143
Factor Arrows
29164,867
Factor Arrows
1131,459

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, 29, 113, 1459

We can check our work by multiplying all of the prime factors together: 2 x 3 x 3 x 29 x 113 x 1,459 = 86,060,574

This can also be written as 21 x 32 x 291 x 1131 x 1,4591 = 86,060,574

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


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