Q: What are the prime factors of the number 310,103,136?

 A: 2, 3, 7, 193, 797

Why are those the prime factors of the number 310,103,136?

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 310,103,136

310,103,136
Factor Arrows
2155,051,568
Factor Arrows
277,525,784
Factor Arrows
238,762,892
Factor Arrows
219,381,446
Factor Arrows
29,690,723
Factor Arrows
33,230,241
Factor Arrows
31,076,747
Factor Arrows
7153,821
Factor Arrows
193797

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, 7, 193, 797

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 3 x 3 x 7 x 193 x 797 = 310,103,136

This can also be written as 25 x 32 x 71 x 1931 x 7971 = 310,103,136

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 310,103,136:


Ask a Question