Q: What are the prime factors of the number 11,035,770?

 A: 2, 3, 5, 19, 1019

Why are those the prime factors of the number 11,035,770?

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 11,035,770

11,035,770
Factor Arrows
25,517,885
Factor Arrows
31,839,295
Factor Arrows
5367,859
Factor Arrows
1919,361
Factor Arrows
191,019

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, 5, 19, 1019

We can check our work by multiplying all of the prime factors together: 2 x 3 x 5 x 19 x 19 x 1,019 = 11,035,770

This can also be written as 21 x 31 x 51 x 192 x 1,0191 = 11,035,770

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


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