Q: What are the prime factors of the number 64,680,462?

 A: 2, 3, 7, 11, 23, 2029

Why are those the prime factors of the number 64,680,462?

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 64,680,462

64,680,462
Factor Arrows
232,340,231
Factor Arrows
310,780,077
Factor Arrows
33,593,359
Factor Arrows
7513,337
Factor Arrows
1146,667
Factor Arrows
232,029

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, 7, 11, 23, 2029

We can check our work by multiplying all of the prime factors together: 2 x 3 x 3 x 7 x 11 x 23 x 2,029 = 64,680,462

This can also be written as 21 x 32 x 71 x 111 x 231 x 2,0291 = 64,680,462

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


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