Q: What are the prime factors of the number 61,461,162?

 A: 2, 3, 7, 19, 25673

Why are those the prime factors of the number 61,461,162?

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 61,461,162

61,461,162
Factor Arrows
230,730,581
Factor Arrows
310,243,527
Factor Arrows
33,414,509
Factor Arrows
7487,787
Factor Arrows
1925,673

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, 19, 25673

We can check our work by multiplying all of the prime factors together: 2 x 3 x 3 x 7 x 19 x 25,673 = 61,461,162

This can also be written as 21 x 32 x 71 x 191 x 25,6731 = 61,461,162

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 61,461,162:


Ask a Question