Q: What are the prime factors of the number 202,002,306?

 A: 2, 3, 11, 97, 139, 227

Why are those the prime factors of the number 202,002,306?

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 202,002,306

202,002,306
Factor Arrows
2101,001,153
Factor Arrows
333,667,051
Factor Arrows
113,060,641
Factor Arrows
9731,553
Factor Arrows
139227

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, 11, 97, 139, 227

We can check our work by multiplying all of the prime factors together: 2 x 3 x 11 x 97 x 139 x 227 = 202,002,306

This can also be written as 21 x 31 x 111 x 971 x 1391 x 2271 = 202,002,306

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


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