Q: What are the prime factors of the number 424,121,100?

 A: 2, 3, 5, 13, 17, 6397

Why are those the prime factors of the number 424,121,100?

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 424,121,100

424,121,100
Factor Arrows
2212,060,550
Factor Arrows
2106,030,275
Factor Arrows
335,343,425
Factor Arrows
57,068,685
Factor Arrows
51,413,737
Factor Arrows
13108,749
Factor Arrows
176,397

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, 5, 13, 17, 6397

We can check our work by multiplying all of the prime factors together: 2 x 2 x 3 x 5 x 5 x 13 x 17 x 6,397 = 424,121,100

This can also be written as 22 x 31 x 52 x 131 x 171 x 6,3971 = 424,121,100

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 424,121,100:


Ask a Question