Q: What are the prime factors of the number 164,470,515?

 A: 3, 5, 11, 199, 5009

Why are those the prime factors of the number 164,470,515?

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 164,470,515

164,470,515
Factor Arrows
354,823,505
Factor Arrows
510,964,701
Factor Arrows
11996,791
Factor Arrows
1995,009

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, 199, 5009

We can check our work by multiplying all of the prime factors together: 3 x 5 x 11 x 199 x 5,009 = 164,470,515

This can also be written as 31 x 51 x 111 x 1991 x 5,0091 = 164,470,515

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


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