Q: What are the prime factors of the number 701,784?

 A: 2, 3, 19

Why are those the prime factors of the number 701,784?

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 701,784

701,784
Factor Arrows
2350,892
Factor Arrows
2175,446
Factor Arrows
287,723
Factor Arrows
329,241
Factor Arrows
39,747
Factor Arrows
33,249
Factor Arrows
31,083
Factor Arrows
3361
Factor Arrows
1919

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, 19

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 3 x 3 x 3 x 3 x 3 x 19 x 19 = 701,784

This can also be written as 23 x 35 x 192 = 701,784

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 701,784:


Ask a Question