Find odd man out in the following number series.

$36,72,45,38,81$

Find odd man out in the following number series.

$121,169,289,81,361$

Find the odd man out in the following number series.

$53,64,31,42,73$

Find the odd man out in the following number series.

$82,64,36,19,37$

Find odd man out in the following number series.

$8,27,81,1331,125$

Which would be the next number in the series given below?

$37,38,34,43,27\_\_\_\_$

Which would be the next number in the series given below?

$24,27,30,31,36,35,\_\_\_\_$

Which would be the next number in the series given below?

$5,7,11,19,\_\_\_\_\_$

Which would be the next number in the series given below?

$11,3,14,17,31,\_\_\_\_\_$