Odd man out series - Quantitative Aptitude (MCQ) questions for Q. 117

Q.  FIND THE ODD NUMBER:

1,5,11,17,23,29

- Published on 15 Jun 15

a. 29
b. 17
c. 11
d. 1

ANSWER: 1
 
All the given numbers are prime numbers.

1 is not a prime number because it is divisible by only one factor that is 1.

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