Is a quaternion

Is complex

Is real

Is rational

Is an integer

Is positive

Has only two digits

Is even

Is evenly divisible by 4

Is a triangular number

Is a perfect square

Is a quaternion

Is complex

Is real

Is rational

Is an integer

Is positive

Has only two digits

Is even

Is evenly divisible by 4

Is a triangular number

Is a quaternion

Is complex

Is real

Is rational

Is an integer

Is positive

Has only two digits

Is even

Is evenly divisible by 4

Is a quaternion

Is complex

Is real

Is rational

Is an integer

Is positive

Has only two digits

Is even

Is a quaternion

Is complex

Is real

Is rational

Is an integer

Is positive

Has only two digits

Is a quaternion

Is complex

Is real

Is rational

Is an integer

Is positive

Is a quaternion

Is complex

Is real

Is rational

Is an integer

Is a quaternion

Is complex

Is real

Is rational

Is a quaternion

Is complex

Is real

Is a quaternion

Is complex

Is a quaternion