Q: What are the prime factors of the number 255,006,650?

 A: 2, 5, 197, 25889

Why are those the prime factors of the number 255,006,650?

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 255,006,650

255,006,650
Factor Arrows
2127,503,325
Factor Arrows
525,500,665
Factor Arrows
55,100,133
Factor Arrows
19725,889

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, 197, 25889

We can check our work by multiplying all of the prime factors together: 2 x 5 x 5 x 197 x 25,889 = 255,006,650

This can also be written as 21 x 52 x 1971 x 25,8891 = 255,006,650

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


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