Q: What are the prime factors of the number 144,450,500?

 A: 2, 5, 251, 1151

Why are those the prime factors of the number 144,450,500?

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 144,450,500

144,450,500
Factor Arrows
272,225,250
Factor Arrows
236,112,625
Factor Arrows
57,222,525
Factor Arrows
51,444,505
Factor Arrows
5288,901
Factor Arrows
2511,151

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, 251, 1151

We can check our work by multiplying all of the prime factors together: 2 x 2 x 5 x 5 x 5 x 251 x 1,151 = 144,450,500

This can also be written as 22 x 53 x 2511 x 1,1511 = 144,450,500

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 144,450,500:


Ask a Question