Q: What are the prime factors of the number 366,365,636?

 A: 2, 7, 13, 139, 557

Why are those the prime factors of the number 366,365,636?

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 366,365,636

366,365,636
Factor Arrows
2183,182,818
Factor Arrows
291,591,409
Factor Arrows
713,084,487
Factor Arrows
131,006,499
Factor Arrows
1377,423
Factor Arrows
139557

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, 7, 13, 139, 557

We can check our work by multiplying all of the prime factors together: 2 x 2 x 7 x 13 x 13 x 139 x 557 = 366,365,636

This can also be written as 22 x 71 x 132 x 1391 x 5571 = 366,365,636

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 366,365,636:


Ask a Question