Q: What are the prime factors of the number 344,354,430?

 A: 2, 3, 5, 7, 47, 139, 251

Why are those the prime factors of the number 344,354,430?

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 344,354,430

344,354,430
Factor Arrows
2172,177,215
Factor Arrows
357,392,405
Factor Arrows
511,478,481
Factor Arrows
71,639,783
Factor Arrows
4734,889
Factor Arrows
139251

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, 7, 47, 139, 251

We can check our work by multiplying all of the prime factors together: 2 x 3 x 5 x 7 x 47 x 139 x 251 = 344,354,430

This can also be written as 21 x 31 x 51 x 71 x 471 x 1391 x 2511 = 344,354,430

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 344,354,430:


Ask a Question