Q: What are the prime factors of the number 63,181,377?

 A: 3, 7, 111431

Why are those the prime factors of the number 63,181,377?

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 63,181,377

63,181,377
Factor Arrows
321,060,459
Factor Arrows
37,020,153
Factor Arrows
32,340,051
Factor Arrows
3780,017
Factor Arrows
7111,431

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, 111431

We can check our work by multiplying all of the prime factors together: 3 x 3 x 3 x 3 x 7 x 111,431 = 63,181,377

This can also be written as 34 x 71 x 111,4311 = 63,181,377

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


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