Q: What are the prime factors of the number 220,870,832?

 A: 2, 7, 13, 1667

Why are those the prime factors of the number 220,870,832?

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 220,870,832

220,870,832
Factor Arrows
2110,435,416
Factor Arrows
255,217,708
Factor Arrows
227,608,854
Factor Arrows
213,804,427
Factor Arrows
71,972,061
Factor Arrows
7281,723
Factor Arrows
1321,671
Factor Arrows
131,667

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, 7, 13, 1667

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 7 x 7 x 13 x 13 x 1,667 = 220,870,832

This can also be written as 24 x 72 x 132 x 1,6671 = 220,870,832

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 220,870,832:


Ask a Question