Q: What are the prime factors of the number 120,241,500?

 A: 2, 3, 5, 19, 4219

Why are those the prime factors of the number 120,241,500?

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 120,241,500

120,241,500
Factor Arrows
260,120,750
Factor Arrows
230,060,375
Factor Arrows
310,020,125
Factor Arrows
52,004,025
Factor Arrows
5400,805
Factor Arrows
580,161
Factor Arrows
194,219

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, 5, 19, 4219

We can check our work by multiplying all of the prime factors together: 2 x 2 x 3 x 5 x 5 x 5 x 19 x 4,219 = 120,241,500

This can also be written as 22 x 31 x 53 x 191 x 4,2191 = 120,241,500

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 120,241,500:


Ask a Question