Q: What are the prime factors of the number 544,400?

 A: 2, 5, 1361

Why are those the prime factors of the number 544,400?

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 544,400

544,400
Factor Arrows
2272,200
Factor Arrows
2136,100
Factor Arrows
268,050
Factor Arrows
234,025
Factor Arrows
56,805
Factor Arrows
51,361

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, 5, 1361

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 5 x 5 x 1,361 = 544,400

This can also be written as 24 x 52 x 1,3611 = 544,400

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


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