Q: What are the prime factors of the number 263,066,560?

 A: 2, 5, 53, 15511

Why are those the prime factors of the number 263,066,560?

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 263,066,560

263,066,560
Factor Arrows
2131,533,280
Factor Arrows
265,766,640
Factor Arrows
232,883,320
Factor Arrows
216,441,660
Factor Arrows
28,220,830
Factor Arrows
24,110,415
Factor Arrows
5822,083
Factor Arrows
5315,511

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, 5, 53, 15511

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 5 x 53 x 15,511 = 263,066,560

This can also be written as 26 x 51 x 531 x 15,5111 = 263,066,560

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


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