Q: What are the prime factors of the number 20,303,106?

 A: 2, 3, 853, 3967

Why are those the prime factors of the number 20,303,106?

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 20,303,106

20,303,106
Factor Arrows
210,151,553
Factor Arrows
33,383,851
Factor Arrows
8533,967

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, 853, 3967

We can check our work by multiplying all of the prime factors together: 2 x 3 x 853 x 3,967 = 20,303,106

This can also be written as 21 x 31 x 8531 x 3,9671 = 20,303,106

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


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