Q: What are the prime factors of the number 65,252,640?

 A: 2, 3, 5, 67, 2029

Why are those the prime factors of the number 65,252,640?

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 65,252,640

65,252,640
Factor Arrows
232,626,320
Factor Arrows
216,313,160
Factor Arrows
28,156,580
Factor Arrows
24,078,290
Factor Arrows
22,039,145
Factor Arrows
3679,715
Factor Arrows
5135,943
Factor Arrows
672,029

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, 67, 2029

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 3 x 5 x 67 x 2,029 = 65,252,640

This can also be written as 25 x 31 x 51 x 671 x 2,0291 = 65,252,640

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 65,252,640:


Ask a Question