Q: What are the prime factors of the number 336,756,000?

 A: 2, 3, 5, 7, 19, 211

Why are those the prime factors of the number 336,756,000?

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 336,756,000

336,756,000
Factor Arrows
2168,378,000
Factor Arrows
284,189,000
Factor Arrows
242,094,500
Factor Arrows
221,047,250
Factor Arrows
210,523,625
Factor Arrows
33,507,875
Factor Arrows
5701,575
Factor Arrows
5140,315
Factor Arrows
528,063
Factor Arrows
74,009
Factor Arrows
19211

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, 7, 19, 211

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 3 x 5 x 5 x 5 x 7 x 19 x 211 = 336,756,000

This can also be written as 25 x 31 x 53 x 71 x 191 x 2111 = 336,756,000

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


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