Q: What are the prime factors of the number 501,641,151?

 A: 3, 11, 17, 894191

Why are those the prime factors of the number 501,641,151?

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 501,641,151

501,641,151
Factor Arrows
3167,213,717
Factor Arrows
1115,201,247
Factor Arrows
17894,191

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, 11, 17, 894191

We can check our work by multiplying all of the prime factors together: 3 x 11 x 17 x 894,191 = 501,641,151

This can also be written as 31 x 111 x 171 x 894,1911 = 501,641,151

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


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