Q: What are the prime factors of the number 451,205,400?

 A: 2, 3, 5, 752009

Why are those the prime factors of the number 451,205,400?

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 451,205,400

451,205,400
Factor Arrows
2225,602,700
Factor Arrows
2112,801,350
Factor Arrows
256,400,675
Factor Arrows
318,800,225
Factor Arrows
53,760,045
Factor Arrows
5752,009

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, 752009

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 3 x 5 x 5 x 752,009 = 451,205,400

This can also be written as 23 x 31 x 52 x 752,0091 = 451,205,400

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 451,205,400:


Ask a Question