Q: What are the prime factors of the number 122,201,424?

 A: 2, 3, 193, 4397

Why are those the prime factors of the number 122,201,424?

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 122,201,424

122,201,424
Factor Arrows
261,100,712
Factor Arrows
230,550,356
Factor Arrows
215,275,178
Factor Arrows
27,637,589
Factor Arrows
32,545,863
Factor Arrows
3848,621
Factor Arrows
1934,397

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, 193, 4397

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 3 x 3 x 193 x 4,397 = 122,201,424

This can also be written as 24 x 32 x 1931 x 4,3971 = 122,201,424

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 122,201,424:


Ask a Question