10 lines
329 B
Markdown
10 lines
329 B
Markdown
Largest Prime Factor
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Write a function that takes a number as input, and returns the largest prime factor of a given number. If the number is prime itself, then it's largest prime factor is itself.
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largest_prime(15) ### 5
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largest_prime(18) ### 3
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largest_prime(19) ### 19
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largest_prime(302) ### 151
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