Q: What are the prime factors of the number 4,545,344?

 A: 2, 29, 31, 79

Why are those the prime factors of the number 4,545,344?

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 4,545,344

4,545,344
Factor Arrows
22,272,672
Factor Arrows
21,136,336
Factor Arrows
2568,168
Factor Arrows
2284,084
Factor Arrows
2142,042
Factor Arrows
271,021
Factor Arrows
292,449
Factor Arrows
3179

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, 29, 31, 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 29 x 31 x 79 = 4,545,344

This can also be written as 26 x 291 x 311 x 791 = 4,545,344

If you would like to know more, or need additional explanation, please review our prime factorization explanation.


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