Q: What are the prime factors of the number 3,020,906?

 A: 2, 7, 151, 1429

Why are those the prime factors of the number 3,020,906?

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 3,020,906

3,020,906
Factor Arrows
21,510,453
Factor Arrows
7215,779
Factor Arrows
1511,429

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, 7, 151, 1429

We can check our work by multiplying all of the prime factors together: 2 x 7 x 151 x 1,429 = 3,020,906

This can also be written as 21 x 71 x 1511 x 1,4291 = 3,020,906

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


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