Q: What are the prime factors of the number 29,199,247?

 A: 7, 11, 71, 109

Why are those the prime factors of the number 29,199,247?

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 29,199,247

29,199,247
Factor Arrows
74,171,321
Factor Arrows
7595,903
Factor Arrows
785,129
Factor Arrows
117,739
Factor Arrows
71109

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:

7, 11, 71, 109

We can check our work by multiplying all of the prime factors together: 7 x 7 x 7 x 11 x 71 x 109 = 29,199,247

This can also be written as 73 x 111 x 711 x 1091 = 29,199,247

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 29,199,247:


Ask a Question