Q: What are the prime factors of the number 42,604,185?

 A: 3, 5, 13, 43, 5081

Why are those the prime factors of the number 42,604,185?

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 42,604,185

42,604,185
Factor Arrows
314,201,395
Factor Arrows
52,840,279
Factor Arrows
13218,483
Factor Arrows
435,081

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:

3, 5, 13, 43, 5081

We can check our work by multiplying all of the prime factors together: 3 x 5 x 13 x 43 x 5,081 = 42,604,185

This can also be written as 31 x 51 x 131 x 431 x 5,0811 = 42,604,185

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 42,604,185:


Ask a Question