Q: What are the prime factors of the number 4,124,505?

 A: 3, 5, 7, 11, 3571

Why are those the prime factors of the number 4,124,505?

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 4,124,505

4,124,505
Factor Arrows
31,374,835
Factor Arrows
5274,967
Factor Arrows
739,281
Factor Arrows
113,571

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, 5, 7, 11, 3571

We can check our work by multiplying all of the prime factors together: 3 x 5 x 7 x 11 x 3,571 = 4,124,505

This can also be written as 31 x 51 x 71 x 111 x 3,5711 = 4,124,505

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 4,124,505:


Ask a Question