Q: What are the prime factors of the number 986,898?

 A: 2, 3, 11, 19, 787

Why are those the prime factors of the number 986,898?

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 986,898

986,898
Factor Arrows
2493,449
Factor Arrows
3164,483
Factor Arrows
1114,953
Factor Arrows
19787

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, 11, 19, 787

We can check our work by multiplying all of the prime factors together: 2 x 3 x 11 x 19 x 787 = 986,898

This can also be written as 21 x 31 x 111 x 191 x 7871 = 986,898

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


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