Q: What are the prime factors of the number 126,687,275?

 A: 5, 11, 13, 35437

Why are those the prime factors of the number 126,687,275?

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 126,687,275

126,687,275
Factor Arrows
525,337,455
Factor Arrows
55,067,491
Factor Arrows
11460,681
Factor Arrows
1335,437

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:

5, 11, 13, 35437

We can check our work by multiplying all of the prime factors together: 5 x 5 x 11 x 13 x 35,437 = 126,687,275

This can also be written as 52 x 111 x 131 x 35,4371 = 126,687,275

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


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