Q: What are the prime factors of the number 305,880,176?

 A: 2, 7, 887, 3079

Why are those the prime factors of the number 305,880,176?

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 305,880,176

305,880,176
Factor Arrows
2152,940,088
Factor Arrows
276,470,044
Factor Arrows
238,235,022
Factor Arrows
219,117,511
Factor Arrows
72,731,073
Factor Arrows
8873,079

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, 7, 887, 3079

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 7 x 887 x 3,079 = 305,880,176

This can also be written as 24 x 71 x 8871 x 3,0791 = 305,880,176

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


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