Q: What are the prime factors of the number 127,575,777?

 A: 3, 7, 263, 23099

Why are those the prime factors of the number 127,575,777?

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 127,575,777

127,575,777
Factor Arrows
342,525,259
Factor Arrows
76,075,037
Factor Arrows
26323,099

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, 263, 23099

We can check our work by multiplying all of the prime factors together: 3 x 7 x 263 x 23,099 = 127,575,777

This can also be written as 31 x 71 x 2631 x 23,0991 = 127,575,777

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


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