Q: What are the prime factors of the number 47,278,352?

 A: 2, 11, 29, 59, 157

Why are those the prime factors of the number 47,278,352?

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 47,278,352

47,278,352
Factor Arrows
223,639,176
Factor Arrows
211,819,588
Factor Arrows
25,909,794
Factor Arrows
22,954,897
Factor Arrows
11268,627
Factor Arrows
299,263
Factor Arrows
59157

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, 11, 29, 59, 157

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 11 x 29 x 59 x 157 = 47,278,352

This can also be written as 24 x 111 x 291 x 591 x 1571 = 47,278,352

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 47,278,352:


Ask a Question