Q: What are the prime factors of the number 1,300,048?

 A: 2, 193, 421

Why are those the prime factors of the number 1,300,048?

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 1,300,048

1,300,048
Factor Arrows
2650,024
Factor Arrows
2325,012
Factor Arrows
2162,506
Factor Arrows
281,253
Factor Arrows
193421

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, 193, 421

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 193 x 421 = 1,300,048

This can also be written as 24 x 1931 x 4211 = 1,300,048

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


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