Q: What are the prime factors of the number 434,656,400?

 A: 2, 5, 1086641

Why are those the prime factors of the number 434,656,400?

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 434,656,400

434,656,400
Factor Arrows
2217,328,200
Factor Arrows
2108,664,100
Factor Arrows
254,332,050
Factor Arrows
227,166,025
Factor Arrows
55,433,205
Factor Arrows
51,086,641

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, 1086641

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 1,086,641 = 434,656,400

This can also be written as 24 x 52 x 1,086,6411 = 434,656,400

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


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