Q: What are the prime factors of the number 2,570,028?

 A: 2, 3, 79, 2711

Why are those the prime factors of the number 2,570,028?

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 2,570,028

2,570,028
Factor Arrows
21,285,014
Factor Arrows
2642,507
Factor Arrows
3214,169
Factor Arrows
792,711

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, 79, 2711

We can check our work by multiplying all of the prime factors together: 2 x 2 x 3 x 79 x 2,711 = 2,570,028

This can also be written as 22 x 31 x 791 x 2,7111 = 2,570,028

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


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