Q: What are the prime factors of the number 74,230,663?

 A: 13, 19, 397, 757

Why are those the prime factors of the number 74,230,663?

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 74,230,663

74,230,663
Factor Arrows
135,710,051
Factor Arrows
19300,529
Factor Arrows
397757

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:

13, 19, 397, 757

We can check our work by multiplying all of the prime factors together: 13 x 19 x 397 x 757 = 74,230,663

This can also be written as 131 x 191 x 3971 x 7571 = 74,230,663

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 74,230,663:


Ask a Question