CAT
Exam
Numerical Ability
Number System
how many natural nos less than 65 have odd number of divisors (including 1 and those number themselves) ?
Read Solution (Total 1)
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- 1,4,9,16,25,36,49,64
so total 8 natural nos has odd divisors. - 11 years agoHelpfull: Yes(1) No(3)
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