Q: What are the prime factors of the number 128,323,035?

 A: 3, 5, 316847

Why are those the prime factors of the number 128,323,035?

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 128,323,035

128,323,035
Factor Arrows
342,774,345
Factor Arrows
314,258,115
Factor Arrows
34,752,705
Factor Arrows
31,584,235
Factor Arrows
5316,847

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, 316847

We can check our work by multiplying all of the prime factors together: 3 x 3 x 3 x 3 x 5 x 316,847 = 128,323,035

This can also be written as 34 x 51 x 316,8471 = 128,323,035

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


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