Q: What are the prime factors of the number 63,145,104?

 A: 2, 3, 11, 59, 2027

Why are those the prime factors of the number 63,145,104?

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 63,145,104

63,145,104
Factor Arrows
231,572,552
Factor Arrows
215,786,276
Factor Arrows
27,893,138
Factor Arrows
23,946,569
Factor Arrows
31,315,523
Factor Arrows
11119,593
Factor Arrows
592,027

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, 59, 2027

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 3 x 11 x 59 x 2,027 = 63,145,104

This can also be written as 24 x 31 x 111 x 591 x 2,0271 = 63,145,104

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


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