Q: What are the prime factors of the number 2,829,808?

 A: 2, 149, 1187

Why are those the prime factors of the number 2,829,808?

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 2,829,808

2,829,808
Factor Arrows
21,414,904
Factor Arrows
2707,452
Factor Arrows
2353,726
Factor Arrows
2176,863
Factor Arrows
1491,187

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, 149, 1187

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 149 x 1,187 = 2,829,808

This can also be written as 24 x 1491 x 1,1871 = 2,829,808

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


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