Q: What are the prime factors of the number 57,857,842?

 A: 2, 7, 29, 31, 4597

Why are those the prime factors of the number 57,857,842?

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 57,857,842

57,857,842
Factor Arrows
228,928,921
Factor Arrows
74,132,703
Factor Arrows
29142,507
Factor Arrows
314,597

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, 29, 31, 4597

We can check our work by multiplying all of the prime factors together: 2 x 7 x 29 x 31 x 4,597 = 57,857,842

This can also be written as 21 x 71 x 291 x 311 x 4,5971 = 57,857,842

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


More Examples

Here are some more numbers to try:

Try the factor calculator

Explore more about the number 57,857,842:


Ask a Question