99 Bottles of Beer
671st
Abundant Numbers
28th
470th
Abundant Numbers (Long)
23rd
Divisors
24th
Emirp Numbers
14th
11th
Emojify
17th
220th
Evil Numbers
8th8th
112th
Evil Numbers (Long)
9th
32nd
Happy Numbers
86th
Leap Years
509th
Niven Numbers
30th
265th
Odious Numbers
8th
221st
Odious Numbers (Long)
16th
165th
Prime Numbers
393rd
Quine
1st34th10th
1st
Reverse Polish Notation
49th