11 lines
322 B
Markdown
11 lines
322 B
Markdown
Largest Prime Factor
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====================
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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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```
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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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```
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