Q: What are the prime factors of the number 243,233,400?

 A: 2, 3, 5, 59, 6871

Why are those the prime factors of the number 243,233,400?

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 243,233,400

243,233,400
Factor Arrows
2121,616,700
Factor Arrows
260,808,350
Factor Arrows
230,404,175
Factor Arrows
310,134,725
Factor Arrows
52,026,945
Factor Arrows
5405,389
Factor Arrows
596,871

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, 59, 6871

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 3 x 5 x 5 x 59 x 6,871 = 243,233,400

This can also be written as 23 x 31 x 52 x 591 x 6,8711 = 243,233,400

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


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