Q: What are the prime factors of the number 14,125,440?

 A: 2, 3, 5, 7, 1051

Why are those the prime factors of the number 14,125,440?

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 14,125,440

14,125,440
Factor Arrows
27,062,720
Factor Arrows
23,531,360
Factor Arrows
21,765,680
Factor Arrows
2882,840
Factor Arrows
2441,420
Factor Arrows
2220,710
Factor Arrows
2110,355
Factor Arrows
336,785
Factor Arrows
57,357
Factor Arrows
71,051

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, 7, 1051

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 7 x 1,051 = 14,125,440

This can also be written as 27 x 31 x 51 x 71 x 1,0511 = 14,125,440

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 14,125,440:


Ask a Question