Question

Numerical Ability Question 5 of 10 What is the number of prime number that exists in :- (15) ³x (143) ⁵ x (17) ⁴
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Answer 1

= 3³×5³×7¹⁰×3⁵×17⁴

So, there are 3+3+10+5+4= 25 primes (add exponents)