Q: What are the prime factors of the number 331,011,230?

 A: 2, 5, 11, 71, 3853

Why are those the prime factors of the number 331,011,230?

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 331,011,230

331,011,230
Factor Arrows
2165,505,615
Factor Arrows
533,101,123
Factor Arrows
113,009,193
Factor Arrows
11273,563
Factor Arrows
713,853

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, 5, 11, 71, 3853

We can check our work by multiplying all of the prime factors together: 2 x 5 x 11 x 11 x 71 x 3,853 = 331,011,230

This can also be written as 21 x 51 x 112 x 711 x 3,8531 = 331,011,230

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 331,011,230:


Ask a Question