Q: What are the prime factors of the number 487,450,458?

 A: 2, 3, 11, 2461871

Why are those the prime factors of the number 487,450,458?

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 487,450,458

487,450,458
Factor Arrows
2243,725,229
Factor Arrows
381,241,743
Factor Arrows
327,080,581
Factor Arrows
112,461,871

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, 2461871

We can check our work by multiplying all of the prime factors together: 2 x 3 x 3 x 11 x 2,461,871 = 487,450,458

This can also be written as 21 x 32 x 111 x 2,461,8711 = 487,450,458

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


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