Q: What are the prime factors of the number 1,558,112?

 A: 2, 23, 29, 73

Why are those the prime factors of the number 1,558,112?

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 1,558,112

1,558,112
Factor Arrows
2779,056
Factor Arrows
2389,528
Factor Arrows
2194,764
Factor Arrows
297,382
Factor Arrows
248,691
Factor Arrows
232,117
Factor Arrows
2973

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, 23, 29, 73

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 23 x 29 x 73 = 1,558,112

This can also be written as 25 x 231 x 291 x 731 = 1,558,112

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 1,558,112:


Ask a Question