Q: What are the prime factors of the number 36,403,542?

 A: 2, 3, 7, 43, 6719

Why are those the prime factors of the number 36,403,542?

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 36,403,542

36,403,542
Factor Arrows
218,201,771
Factor Arrows
36,067,257
Factor Arrows
32,022,419
Factor Arrows
7288,917
Factor Arrows
436,719

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, 7, 43, 6719

We can check our work by multiplying all of the prime factors together: 2 x 3 x 3 x 7 x 43 x 6,719 = 36,403,542

This can also be written as 21 x 32 x 71 x 431 x 6,7191 = 36,403,542

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 36,403,542:


Ask a Question