Q: What are the prime factors of the number 263,643,510?

 A: 2, 3, 5, 13, 676009

Why are those the prime factors of the number 263,643,510?

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 263,643,510

263,643,510
Factor Arrows
2131,821,755
Factor Arrows
343,940,585
Factor Arrows
58,788,117
Factor Arrows
13676,009

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, 5, 13, 676009

We can check our work by multiplying all of the prime factors together: 2 x 3 x 5 x 13 x 676,009 = 263,643,510

This can also be written as 21 x 31 x 51 x 131 x 676,0091 = 263,643,510

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


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