Q: What are the prime factors of the number 26,053,440?

 A: 2, 3, 5, 7, 3877

Why are those the prime factors of the number 26,053,440?

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 26,053,440

26,053,440
Factor Arrows
213,026,720
Factor Arrows
26,513,360
Factor Arrows
23,256,680
Factor Arrows
21,628,340
Factor Arrows
2814,170
Factor Arrows
2407,085
Factor Arrows
3135,695
Factor Arrows
527,139
Factor Arrows
73,877

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, 3877

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 3 x 5 x 7 x 3,877 = 26,053,440

This can also be written as 26 x 31 x 51 x 71 x 3,8771 = 26,053,440

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 26,053,440:


Ask a Question