Q: What are the prime factors of the number 255,803,350?

 A: 2, 5, 11, 59, 7883

Why are those the prime factors of the number 255,803,350?

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 255,803,350

255,803,350
Factor Arrows
2127,901,675
Factor Arrows
525,580,335
Factor Arrows
55,116,067
Factor Arrows
11465,097
Factor Arrows
597,883

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, 11, 59, 7883

We can check our work by multiplying all of the prime factors together: 2 x 5 x 5 x 11 x 59 x 7,883 = 255,803,350

This can also be written as 21 x 52 x 111 x 591 x 7,8831 = 255,803,350

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


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