Q: What are the prime factors of the number 124,145,516?

 A: 2, 11, 256499

Why are those the prime factors of the number 124,145,516?

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 124,145,516

124,145,516
Factor Arrows
262,072,758
Factor Arrows
231,036,379
Factor Arrows
112,821,489
Factor Arrows
11256,499

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, 11, 256499

We can check our work by multiplying all of the prime factors together: 2 x 2 x 11 x 11 x 256,499 = 124,145,516

This can also be written as 22 x 112 x 256,4991 = 124,145,516

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 124,145,516:


Ask a Question