Q: What are the prime factors of the number 242,013,120?

 A: 2, 3, 5, 29, 8693

Why are those the prime factors of the number 242,013,120?

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 242,013,120

242,013,120
Factor Arrows
2121,006,560
Factor Arrows
260,503,280
Factor Arrows
230,251,640
Factor Arrows
215,125,820
Factor Arrows
27,562,910
Factor Arrows
23,781,455
Factor Arrows
31,260,485
Factor Arrows
5252,097
Factor Arrows
298,693

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, 29, 8693

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 5 x 29 x 8,693 = 242,013,120

This can also be written as 26 x 31 x 51 x 291 x 8,6931 = 242,013,120

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


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