Q: What are the prime factors of the number 155,455,232?

 A: 2, 89, 6823

Why are those the prime factors of the number 155,455,232?

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 155,455,232

155,455,232
Factor Arrows
277,727,616
Factor Arrows
238,863,808
Factor Arrows
219,431,904
Factor Arrows
29,715,952
Factor Arrows
24,857,976
Factor Arrows
22,428,988
Factor Arrows
21,214,494
Factor Arrows
2607,247
Factor Arrows
896,823

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, 89, 6823

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 2 x 2 x 89 x 6,823 = 155,455,232

This can also be written as 28 x 891 x 6,8231 = 155,455,232

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 155,455,232:


Ask a Question