Q: What are the prime factors of the number 8,150,904?

 A: 2, 3, 79, 1433

Why are those the prime factors of the number 8,150,904?

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 8,150,904

8,150,904
Factor Arrows
24,075,452
Factor Arrows
22,037,726
Factor Arrows
21,018,863
Factor Arrows
3339,621
Factor Arrows
3113,207
Factor Arrows
791,433

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, 79, 1433

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 3 x 3 x 79 x 1,433 = 8,150,904

This can also be written as 23 x 32 x 791 x 1,4331 = 8,150,904

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


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