223133

Properties

Appears in sequences

• Primes p such that every decimal digit d in p appears exactly d times.at n=7A078348
• Numbers such that each digit "d" occurs d times, for every digit from 1 to the largest digit.at n=19A356369
• a(1) = 1; for n > 1, a(n) is the smallest unused prime number that can be created by either removing or adding a single digit anywhere in the value of a(n-1).at n=39A389824
• Prime numbersat n=19870