Q: What are the prime factors of the number 11,140,436?

 A: 2, 257, 10837

Why are those the prime factors of the number 11,140,436?

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 11,140,436

11,140,436
Factor Arrows
25,570,218
Factor Arrows
22,785,109
Factor Arrows
25710,837

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, 257, 10837

We can check our work by multiplying all of the prime factors together: 2 x 2 x 257 x 10,837 = 11,140,436

This can also be written as 22 x 2571 x 10,8371 = 11,140,436

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


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