Q: What are the prime factors of the number 68,562,351?

 A: 3, 11, 13, 29, 167

Why are those the prime factors of the number 68,562,351?

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 68,562,351

68,562,351
Factor Arrows
322,854,117
Factor Arrows
37,618,039
Factor Arrows
11692,549
Factor Arrows
1162,959
Factor Arrows
134,843
Factor Arrows
29167

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, 11, 13, 29, 167

We can check our work by multiplying all of the prime factors together: 3 x 3 x 11 x 11 x 13 x 29 x 167 = 68,562,351

This can also be written as 32 x 112 x 131 x 291 x 1671 = 68,562,351

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 68,562,351:


Ask a Question