Q: What are the prime factors of the number 20,056,550?

 A: 2, 5, 367, 1093

Why are those the prime factors of the number 20,056,550?

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 20,056,550

20,056,550
Factor Arrows
210,028,275
Factor Arrows
52,005,655
Factor Arrows
5401,131
Factor Arrows
3671,093

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, 5, 367, 1093

We can check our work by multiplying all of the prime factors together: 2 x 5 x 5 x 367 x 1,093 = 20,056,550

This can also be written as 21 x 52 x 3671 x 1,0931 = 20,056,550

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


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