Q: What are the prime factors of the number 72,348,360?

 A: 2, 3, 5, 7, 43, 2003

Why are those the prime factors of the number 72,348,360?

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 72,348,360

72,348,360
Factor Arrows
236,174,180
Factor Arrows
218,087,090
Factor Arrows
29,043,545
Factor Arrows
33,014,515
Factor Arrows
5602,903
Factor Arrows
786,129
Factor Arrows
432,003

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, 43, 2003

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 3 x 5 x 7 x 43 x 2,003 = 72,348,360

This can also be written as 23 x 31 x 51 x 71 x 431 x 2,0031 = 72,348,360

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 72,348,360:


Ask a Question