Q: What are the prime factors of the number 316,035,372?

 A: 2, 3, 17, 91129

Why are those the prime factors of the number 316,035,372?

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 316,035,372

316,035,372
Factor Arrows
2158,017,686
Factor Arrows
279,008,843
Factor Arrows
326,336,281
Factor Arrows
171,549,193
Factor Arrows
1791,129

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, 91129

We can check our work by multiplying all of the prime factors together: 2 x 2 x 3 x 17 x 17 x 91,129 = 316,035,372

This can also be written as 22 x 31 x 172 x 91,1291 = 316,035,372

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


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