Q: What are the prime factors of the number 244,180,800?

 A: 2, 3, 5, 31, 547

Why are those the prime factors of the number 244,180,800?

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 244,180,800

244,180,800
Factor Arrows
2122,090,400
Factor Arrows
261,045,200
Factor Arrows
230,522,600
Factor Arrows
215,261,300
Factor Arrows
27,630,650
Factor Arrows
23,815,325
Factor Arrows
31,271,775
Factor Arrows
3423,925
Factor Arrows
584,785
Factor Arrows
516,957
Factor Arrows
31547

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, 31, 547

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 2 x 3 x 3 x 5 x 5 x 31 x 547 = 244,180,800

This can also be written as 26 x 32 x 52 x 311 x 5471 = 244,180,800

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


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