Q: What are the prime factors of the number 228,177,040?

 A: 2, 5, 7, 13, 2411

Why are those the prime factors of the number 228,177,040?

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 228,177,040

228,177,040
Factor Arrows
2114,088,520
Factor Arrows
257,044,260
Factor Arrows
228,522,130
Factor Arrows
214,261,065
Factor Arrows
52,852,213
Factor Arrows
7407,459
Factor Arrows
1331,343
Factor Arrows
132,411

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, 5, 7, 13, 2411

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 5 x 7 x 13 x 13 x 2,411 = 228,177,040

This can also be written as 24 x 51 x 71 x 132 x 2,4111 = 228,177,040

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 228,177,040:


Ask a Question