Q: What are the prime factors of the number 2,807,430?

 A: 2, 3, 5, 93581

Why are those the prime factors of the number 2,807,430?

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 2,807,430

2,807,430
Factor Arrows
21,403,715
Factor Arrows
3467,905
Factor Arrows
593,581

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, 5, 93581

We can check our work by multiplying all of the prime factors together: 2 x 3 x 5 x 93,581 = 2,807,430

This can also be written as 21 x 31 x 51 x 93,5811 = 2,807,430

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


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