All others are divisible by 6.
All others are divisible by 17.
This is the only prime number in the group.
This is the only prime number in the group.
Except '97', all are divisible by 11.
Only '729' is a perfect cube.
All others are prime numbers.
All others numbers are one less then the cube of natural numbers.
This is the only square in the group.
All others are squares of prime numbers.
All others are divisible by 17.
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