Q: What are the prime factors of the number 50,510,145?

 A: 3, 5, 7, 17, 28297

Why are those the prime factors of the number 50,510,145?

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 50,510,145

50,510,145
Factor Arrows
316,836,715
Factor Arrows
53,367,343
Factor Arrows
7481,049
Factor Arrows
1728,297

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:

3, 5, 7, 17, 28297

We can check our work by multiplying all of the prime factors together: 3 x 5 x 7 x 17 x 28,297 = 50,510,145

This can also be written as 31 x 51 x 71 x 171 x 28,2971 = 50,510,145

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


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