Q: What are the prime factors of the number 31,330,101?

 A: 3, 11, 43, 22079

Why are those the prime factors of the number 31,330,101?

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 31,330,101

31,330,101
Factor Arrows
310,443,367
Factor Arrows
11949,397
Factor Arrows
4322,079

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, 43, 22079

We can check our work by multiplying all of the prime factors together: 3 x 11 x 43 x 22,079 = 31,330,101

This can also be written as 31 x 111 x 431 x 22,0791 = 31,330,101

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


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