Q: What are the prime factors of the number 27,454,636?

 A: 2, 11, 53, 61, 193

Why are those the prime factors of the number 27,454,636?

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 27,454,636

27,454,636
Factor Arrows
213,727,318
Factor Arrows
26,863,659
Factor Arrows
11623,969
Factor Arrows
5311,773
Factor Arrows
61193

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, 11, 53, 61, 193

We can check our work by multiplying all of the prime factors together: 2 x 2 x 11 x 53 x 61 x 193 = 27,454,636

This can also be written as 22 x 111 x 531 x 611 x 1931 = 27,454,636

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


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