Q: What are the prime factors of the number 276,132,228?

 A: 2, 3, 97, 157, 1511

Why are those the prime factors of the number 276,132,228?

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 276,132,228

276,132,228
Factor Arrows
2138,066,114
Factor Arrows
269,033,057
Factor Arrows
323,011,019
Factor Arrows
97237,227
Factor Arrows
1571,511

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, 97, 157, 1511

We can check our work by multiplying all of the prime factors together: 2 x 2 x 3 x 97 x 157 x 1,511 = 276,132,228

This can also be written as 22 x 31 x 971 x 1571 x 1,5111 = 276,132,228

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


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