Q: What are the prime factors of the number 101,230,311?

 A: 3, 7, 13, 523, 709

Why are those the prime factors of the number 101,230,311?

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 101,230,311

101,230,311
Factor Arrows
333,743,437
Factor Arrows
74,820,491
Factor Arrows
13370,807
Factor Arrows
523709

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, 13, 523, 709

We can check our work by multiplying all of the prime factors together: 3 x 7 x 13 x 523 x 709 = 101,230,311

This can also be written as 31 x 71 x 131 x 5231 x 7091 = 101,230,311

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


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