EMIRP

Emirp Number – Explanation What is an Emirp Number? An Emirp number is a special type of prime number. Conditions: The number itself must be prime Its reverse must also be prime The reversed number should be different from the original Example: 17 → Prime Reverse (71) → Prime 17 ≠ 71 → Valid Emirp So, 17 is an Emirp number PYTHON : def prime ( no ): div = 2 while div < no / 2 : if no % div == 0 : return False div += 1 return True def reverse ( no ): rev = 0 while no > 0 : rev = rev * 10 + no % 10 no = no // 10 return rev num = 17 if prime ( num ) and prime ( reverse ( num )): print ( num , " is emirp " ) else : print ( num , " is not emirp " ) Start ↓ Take number (17) ↓ Check if prime → YES ↓ Reverse number → 71 ↓ Check reverse is prime → YES ↓ Both true → Emirp number ↓ End JAVA SCRIPT CODE : function prime ( no ) { let div = 2 ; while ( div < no / 2 ) { if ( no % div === 0 ) { return false ; } div ++ ; } return true ; } function reverse ( no ) { let rev = 0 ; while ( no > 0 ) { rev =