Q: What are the prime factors of the number 351,505,035?

 A: 3, 5, 7, 19, 19577

Why are those the prime factors of the number 351,505,035?

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 351,505,035

351,505,035
Factor Arrows
3117,168,345
Factor Arrows
339,056,115
Factor Arrows
313,018,705
Factor Arrows
52,603,741
Factor Arrows
7371,963
Factor Arrows
1919,577

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:

3, 5, 7, 19, 19577

We can check our work by multiplying all of the prime factors together: 3 x 3 x 3 x 5 x 7 x 19 x 19,577 = 351,505,035

This can also be written as 33 x 51 x 71 x 191 x 19,5771 = 351,505,035

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 351,505,035:


Ask a Question