Q: What are the prime factors of the number 3,069,948?

 A: 2, 3, 7, 23, 227

Why are those the prime factors of the number 3,069,948?

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 3,069,948

3,069,948
Factor Arrows
21,534,974
Factor Arrows
2767,487
Factor Arrows
3255,829
Factor Arrows
736,547
Factor Arrows
75,221
Factor Arrows
23227

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, 7, 23, 227

We can check our work by multiplying all of the prime factors together: 2 x 2 x 3 x 7 x 7 x 23 x 227 = 3,069,948

This can also be written as 22 x 31 x 72 x 231 x 2271 = 3,069,948

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


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