Q: What are the prime factors of the number 70,569,250?

 A: 2, 5, 439, 643

Why are those the prime factors of the number 70,569,250?

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 70,569,250

70,569,250
Factor Arrows
235,284,625
Factor Arrows
57,056,925
Factor Arrows
51,411,385
Factor Arrows
5282,277
Factor Arrows
439643

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, 439, 643

We can check our work by multiplying all of the prime factors together: 2 x 5 x 5 x 5 x 439 x 643 = 70,569,250

This can also be written as 21 x 53 x 4391 x 6431 = 70,569,250

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 70,569,250:


Ask a Question