Q: What are the prime factors of the number 105,714,252?

 A: 2, 3, 7, 19, 22079

Why are those the prime factors of the number 105,714,252?

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 105,714,252

105,714,252
Factor Arrows
252,857,126
Factor Arrows
226,428,563
Factor Arrows
38,809,521
Factor Arrows
32,936,507
Factor Arrows
7419,501
Factor Arrows
1922,079

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, 7, 19, 22079

We can check our work by multiplying all of the prime factors together: 2 x 2 x 3 x 3 x 7 x 19 x 22,079 = 105,714,252

This can also be written as 22 x 32 x 71 x 191 x 22,0791 = 105,714,252

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


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