Q: What are the prime factors of the number 221,302,112?

 A: 2, 281, 24611

Why are those the prime factors of the number 221,302,112?

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 221,302,112

221,302,112
Factor Arrows
2110,651,056
Factor Arrows
255,325,528
Factor Arrows
227,662,764
Factor Arrows
213,831,382
Factor Arrows
26,915,691
Factor Arrows
28124,611

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, 281, 24611

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 281 x 24,611 = 221,302,112

This can also be written as 25 x 2811 x 24,6111 = 221,302,112

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 221,302,112:


Ask a Question