Q: What are the prime factors of the number 505,417,300?

 A: 2, 5, 5054173

Why are those the prime factors of the number 505,417,300?

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 505,417,300

505,417,300
Factor Arrows
2252,708,650
Factor Arrows
2126,354,325
Factor Arrows
525,270,865
Factor Arrows
55,054,173

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, 5054173

We can check our work by multiplying all of the prime factors together: 2 x 2 x 5 x 5 x 5,054,173 = 505,417,300

This can also be written as 22 x 52 x 5,054,1731 = 505,417,300

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


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