Q: What are the prime factors of the number 89,733,888?

 A: 2, 3, 17, 29, 79

Why are those the prime factors of the number 89,733,888?

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 89,733,888

89,733,888
Factor Arrows
244,866,944
Factor Arrows
222,433,472
Factor Arrows
211,216,736
Factor Arrows
25,608,368
Factor Arrows
22,804,184
Factor Arrows
21,402,092
Factor Arrows
2701,046
Factor Arrows
2350,523
Factor Arrows
3116,841
Factor Arrows
338,947
Factor Arrows
172,291
Factor Arrows
2979

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, 17, 29, 79

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 3 x 3 x 17 x 29 x 79 = 89,733,888

This can also be written as 28 x 32 x 171 x 291 x 791 = 89,733,888

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 89,733,888:


Ask a Question