Q: What are the prime factors of the number 265,463,616?

 A: 2, 3, 11, 125693

Why are those the prime factors of the number 265,463,616?

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 265,463,616

265,463,616
Factor Arrows
2132,731,808
Factor Arrows
266,365,904
Factor Arrows
233,182,952
Factor Arrows
216,591,476
Factor Arrows
28,295,738
Factor Arrows
24,147,869
Factor Arrows
31,382,623
Factor Arrows
11125,693

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:

2, 3, 11, 125693

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 2 x 3 x 11 x 125,693 = 265,463,616

This can also be written as 26 x 31 x 111 x 125,6931 = 265,463,616

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


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