Q: What are the prime factors of the number 400,233,615?

 A: 3, 5, 331, 80611

Why are those the prime factors of the number 400,233,615?

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 400,233,615

400,233,615
Factor Arrows
3133,411,205
Factor Arrows
526,682,241
Factor Arrows
33180,611

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, 331, 80611

We can check our work by multiplying all of the prime factors together: 3 x 5 x 331 x 80,611 = 400,233,615

This can also be written as 31 x 51 x 3311 x 80,6111 = 400,233,615

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 400,233,615:


Ask a Question