Q: What are the prime factors of the number 42,202,112?

 A: 2, 41213

Why are those the prime factors of the number 42,202,112?

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 42,202,112

42,202,112
Factor Arrows
221,101,056
Factor Arrows
210,550,528
Factor Arrows
25,275,264
Factor Arrows
22,637,632
Factor Arrows
21,318,816
Factor Arrows
2659,408
Factor Arrows
2329,704
Factor Arrows
2164,852
Factor Arrows
282,426
Factor Arrows
241,213

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, 41213

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 2 x 2 x 2 x 2 x 2 x 41,213 = 42,202,112

This can also be written as 210 x 41,2131 = 42,202,112

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 42,202,112:


Ask a Question