Q: What are the prime factors of the number 255,804,786?

 A: 2, 3, 1013, 14029

Why are those the prime factors of the number 255,804,786?

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 255,804,786

255,804,786
Factor Arrows
2127,902,393
Factor Arrows
342,634,131
Factor Arrows
314,211,377
Factor Arrows
1,01314,029

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, 1013, 14029

We can check our work by multiplying all of the prime factors together: 2 x 3 x 3 x 1,013 x 14,029 = 255,804,786

This can also be written as 21 x 32 x 1,0131 x 14,0291 = 255,804,786

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


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