Q: What are the prime factors of the number 13,455,596?

 A: 2, 7, 11, 79

Why are those the prime factors of the number 13,455,596?

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 13,455,596

13,455,596
Factor Arrows
26,727,798
Factor Arrows
23,363,899
Factor Arrows
7480,557
Factor Arrows
768,651
Factor Arrows
116,241
Factor Arrows
7979

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, 11, 79

We can check our work by multiplying all of the prime factors together: 2 x 2 x 7 x 7 x 11 x 79 x 79 = 13,455,596

This can also be written as 22 x 72 x 111 x 792 = 13,455,596

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


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