Q: What are the prime factors of the number 322,510,240?

 A: 2, 5, 13, 47, 3299

Why are those the prime factors of the number 322,510,240?

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 322,510,240

322,510,240
Factor Arrows
2161,255,120
Factor Arrows
280,627,560
Factor Arrows
240,313,780
Factor Arrows
220,156,890
Factor Arrows
210,078,445
Factor Arrows
52,015,689
Factor Arrows
13155,053
Factor Arrows
473,299

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, 13, 47, 3299

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 5 x 13 x 47 x 3,299 = 322,510,240

This can also be written as 25 x 51 x 131 x 471 x 3,2991 = 322,510,240

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 322,510,240:


Ask a Question