Q: What are the prime factors of the number 110,793,728?

 A: 2, 257, 421

Why are those the prime factors of the number 110,793,728?

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 110,793,728

110,793,728
Factor Arrows
255,396,864
Factor Arrows
227,698,432
Factor Arrows
213,849,216
Factor Arrows
26,924,608
Factor Arrows
23,462,304
Factor Arrows
21,731,152
Factor Arrows
2865,576
Factor Arrows
2432,788
Factor Arrows
2216,394
Factor Arrows
2108,197
Factor Arrows
257421

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, 257, 421

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 257 x 421 = 110,793,728

This can also be written as 210 x 2571 x 4211 = 110,793,728

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 110,793,728:


Ask a Question