Q: What are the prime factors of the number 70,503,875?

 A: 5, 13, 43, 1009

Why are those the prime factors of the number 70,503,875?

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 70,503,875

70,503,875
Factor Arrows
514,100,775
Factor Arrows
52,820,155
Factor Arrows
5564,031
Factor Arrows
1343,387
Factor Arrows
431,009

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:

5, 13, 43, 1009

We can check our work by multiplying all of the prime factors together: 5 x 5 x 5 x 13 x 43 x 1,009 = 70,503,875

This can also be written as 53 x 131 x 431 x 1,0091 = 70,503,875

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 70,503,875:


Ask a Question