Q: What are the prime factors of the number 16,530,735?

 A: 3, 5, 13, 6521

Why are those the prime factors of the number 16,530,735?

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 16,530,735

16,530,735
Factor Arrows
35,510,245
Factor Arrows
51,102,049
Factor Arrows
1384,773
Factor Arrows
136,521

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:

3, 5, 13, 6521

We can check our work by multiplying all of the prime factors together: 3 x 5 x 13 x 13 x 6,521 = 16,530,735

This can also be written as 31 x 51 x 132 x 6,5211 = 16,530,735

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 16,530,735:


Ask a Question