Q: What are the prime factors of the number 51,321,283?

 A: 13, 17, 181, 1283

Why are those the prime factors of the number 51,321,283?

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 51,321,283

51,321,283
Factor Arrows
133,947,791
Factor Arrows
17232,223
Factor Arrows
1811,283

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:

13, 17, 181, 1283

We can check our work by multiplying all of the prime factors together: 13 x 17 x 181 x 1,283 = 51,321,283

This can also be written as 131 x 171 x 1811 x 1,2831 = 51,321,283

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


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