Q: What are the prime factors of the number 54,211,440?

 A: 2, 3, 5, 29, 7789

Why are those the prime factors of the number 54,211,440?

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 54,211,440

54,211,440
Factor Arrows
227,105,720
Factor Arrows
213,552,860
Factor Arrows
26,776,430
Factor Arrows
23,388,215
Factor Arrows
31,129,405
Factor Arrows
5225,881
Factor Arrows
297,789

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, 29, 7789

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 3 x 5 x 29 x 7,789 = 54,211,440

This can also be written as 24 x 31 x 51 x 291 x 7,7891 = 54,211,440

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 54,211,440:


Ask a Question