Q: What are the prime factors of the number 75,518,064?

 A: 2, 3, 41, 12791

Why are those the prime factors of the number 75,518,064?

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 75,518,064

75,518,064
Factor Arrows
237,759,032
Factor Arrows
218,879,516
Factor Arrows
29,439,758
Factor Arrows
24,719,879
Factor Arrows
31,573,293
Factor Arrows
3524,431
Factor Arrows
4112,791

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, 41, 12791

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 3 x 3 x 41 x 12,791 = 75,518,064

This can also be written as 24 x 32 x 411 x 12,7911 = 75,518,064

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


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