Q: What are the prime factors of the number 23,403,402?

 A: 2, 3, 11, 19, 6221

Why are those the prime factors of the number 23,403,402?

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 23,403,402

23,403,402
Factor Arrows
211,701,701
Factor Arrows
33,900,567
Factor Arrows
31,300,189
Factor Arrows
11118,199
Factor Arrows
196,221

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, 11, 19, 6221

We can check our work by multiplying all of the prime factors together: 2 x 3 x 3 x 11 x 19 x 6,221 = 23,403,402

This can also be written as 21 x 32 x 111 x 191 x 6,2211 = 23,403,402

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 23,403,402:


Ask a Question