Q: What are the prime factors of the number 150,811,986?

 A: 2, 3, 13, 311, 6217

Why are those the prime factors of the number 150,811,986?

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 150,811,986

150,811,986
Factor Arrows
275,405,993
Factor Arrows
325,135,331
Factor Arrows
131,933,487
Factor Arrows
3116,217

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, 13, 311, 6217

We can check our work by multiplying all of the prime factors together: 2 x 3 x 13 x 311 x 6,217 = 150,811,986

This can also be written as 21 x 31 x 131 x 3111 x 6,2171 = 150,811,986

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


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