Q: What are the prime factors of the number 255,540,300?

 A: 2, 3, 5, 851801

Why are those the prime factors of the number 255,540,300?

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 255,540,300

255,540,300
Factor Arrows
2127,770,150
Factor Arrows
263,885,075
Factor Arrows
321,295,025
Factor Arrows
54,259,005
Factor Arrows
5851,801

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, 851801

We can check our work by multiplying all of the prime factors together: 2 x 2 x 3 x 5 x 5 x 851,801 = 255,540,300

This can also be written as 22 x 31 x 52 x 851,8011 = 255,540,300

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


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