Q: What are the prime factors of the number 136,216,311?

 A: 3, 7, 11, 589681

Why are those the prime factors of the number 136,216,311?

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 136,216,311

136,216,311
Factor Arrows
345,405,437
Factor Arrows
76,486,491
Factor Arrows
11589,681

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, 7, 11, 589681

We can check our work by multiplying all of the prime factors together: 3 x 7 x 11 x 589,681 = 136,216,311

This can also be written as 31 x 71 x 111 x 589,6811 = 136,216,311

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


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