Q: What are the prime factors of the number 245,070,440?

 A: 2, 5, 101, 60661

Why are those the prime factors of the number 245,070,440?

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 245,070,440

245,070,440
Factor Arrows
2122,535,220
Factor Arrows
261,267,610
Factor Arrows
230,633,805
Factor Arrows
56,126,761
Factor Arrows
10160,661

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, 5, 101, 60661

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 5 x 101 x 60,661 = 245,070,440

This can also be written as 23 x 51 x 1011 x 60,6611 = 245,070,440

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 245,070,440:


Ask a Question