59999

Properties

Appears in sequences

• Primes that contain digits 5 and 9 only.at n=3A020468
• Smallest n-digit prime containing only the digits 5 and 9, or 0 if no such prime exists.at n=4A036947
• Numbers having four 9's in base 10.at n=5A043528
• Smallest number whose digits sum to n-th prime.at n=12A046864
• Smallest number whose sum of digits is n.at n=41A051885
• Smallest prime number whose digits sum to n-th prime.at n=12A054750
• Primes at which sum of digits strictly increases.at n=24A061248
• Smallest prime with digit sum n, or 0 if no such prime exists.at n=40A067180
• The smallest prime with a possible given digit sum.at n=27A067523
• Smaller of two consecutive primes which have no common digits.at n=20A068803
• Smallest prime (> n-th prime) with sum of digits = the n-th prime, or 0 if no such prime exists.at n=12A075360
• a(n) = smallest k such that 5k has a digit sum = n.at n=42A077492
• Largest n-digit prime beginning with n.at n=3A077508
• Largest n-digit squarefree number beginning with n.at n=4A077514
• Duplicate of A054750.at n=12A082257
• Primes of the form identical digits preceded by a 5.at n=6A090153
• Primes of the form 6n^2 - 1.at n=37A090686
• Primes of the form 6*10^k - 1.at n=3A093946
• Primes of the form p*q - p - q, where p and q are two successive primes.at n=16A096345
• Positive integers a such that f(3a)+f(a)=concatenation of 3a and a, where f(k)=k(k+3)/2 (A000096).at n=4A099151