Q: What are the prime factors of the number 414,242,240?

 A: 2, 5, 67, 139

Why are those the prime factors of the number 414,242,240?

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 414,242,240

414,242,240
Factor Arrows
2207,121,120
Factor Arrows
2103,560,560
Factor Arrows
251,780,280
Factor Arrows
225,890,140
Factor Arrows
212,945,070
Factor Arrows
26,472,535
Factor Arrows
51,294,507
Factor Arrows
6719,321
Factor Arrows
139139

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, 67, 139

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 2 x 5 x 67 x 139 x 139 = 414,242,240

This can also be written as 26 x 51 x 671 x 1392 = 414,242,240

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 414,242,240:


Ask a Question