Q: What are the prime factors of the number 4,103,040?

 A: 2, 3, 5, 2137

Why are those the prime factors of the number 4,103,040?

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 4,103,040

4,103,040
Factor Arrows
22,051,520
Factor Arrows
21,025,760
Factor Arrows
2512,880
Factor Arrows
2256,440
Factor Arrows
2128,220
Factor Arrows
264,110
Factor Arrows
232,055
Factor Arrows
310,685
Factor Arrows
52,137

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, 2137

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 2 x 2 x 3 x 5 x 2,137 = 4,103,040

This can also be written as 27 x 31 x 51 x 2,1371 = 4,103,040

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 4,103,040:


Ask a Question