Q: What are the prime factors of the number 84,644,370?

 A: 2, 3, 5, 23, 103, 397

Why are those the prime factors of the number 84,644,370?

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 84,644,370

84,644,370
Factor Arrows
242,322,185
Factor Arrows
314,107,395
Factor Arrows
34,702,465
Factor Arrows
5940,493
Factor Arrows
2340,891
Factor Arrows
103397

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, 23, 103, 397

We can check our work by multiplying all of the prime factors together: 2 x 3 x 3 x 5 x 23 x 103 x 397 = 84,644,370

This can also be written as 21 x 32 x 51 x 231 x 1031 x 3971 = 84,644,370

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 84,644,370:


Ask a Question