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CAT Exam 2024 Slot 2 Paper

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Question : 55 of 68

Marks: +1, -0

A function f maps the set of natural numbers to whole numbers, such that f(xy)=f(x)f(y)+f(x)+f(y) for all x,y and f(p)=1 for every prime number p . Then, the value of f(160000) is

8191
2047
4095
1023

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