Q: What are the prime factors of the number 288,121,200?

 A: 2, 3, 5, 240101

Why are those the prime factors of the number 288,121,200?

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 288,121,200

288,121,200
Factor Arrows
2144,060,600
Factor Arrows
272,030,300
Factor Arrows
236,015,150
Factor Arrows
218,007,575
Factor Arrows
36,002,525
Factor Arrows
51,200,505
Factor Arrows
5240,101

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, 240101

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 3 x 5 x 5 x 240,101 = 288,121,200

This can also be written as 24 x 31 x 52 x 240,1011 = 288,121,200

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


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