Q: What are the prime factors of the number 86,184,285?

 A: 3, 5, 11, 19, 37, 743

Why are those the prime factors of the number 86,184,285?

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 86,184,285

86,184,285
Factor Arrows
328,728,095
Factor Arrows
55,745,619
Factor Arrows
11522,329
Factor Arrows
1927,491
Factor Arrows
37743

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:

3, 5, 11, 19, 37, 743

We can check our work by multiplying all of the prime factors together: 3 x 5 x 11 x 19 x 37 x 743 = 86,184,285

This can also be written as 31 x 51 x 111 x 191 x 371 x 7431 = 86,184,285

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


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