2999999

Properties

Appears in sequences

• Primes that contain digits 2 and 9 only.at n=16A020460
• Smallest prime containing at least n consecutive identical digits.at n=5A034388
• Greatest integer that is <= the sum of the n-th powers of its digits.at n=5A035027
• Smallest prime containing exactly n 9's.at n=6A037071
• Primes of the form 2999...999.at n=3A055559
• Primes at which sum of digits strictly increases.at n=34A061248
• Smallest prime ending in exactly n 9's.at n=5A065582
• Smallest prime with digit sum n, or 0 if no such prime exists.at n=55A067180
• The smallest prime with a possible given digit sum.at n=37A067523
• Smaller of two consecutive primes which have no common digits.at n=25A068803
• Smallest prime whose digital sum is equal to the n-th composite number, or 0 if no such prime exists.at n=38A073867
• Primes of the form a string of identical digits preceded by a 2.at n=11A090150
• Near-repdigit primes with 9 as repeated digit.at n=32A105975
• Primes with digit sum = 56.at n=0A106784
• Smallest prime whose digital sum is equal to the n-th composite number not congruent to 0 (modulo 3).at n=21A111380
• Smallest prime of the form 2 followed by n copies of k.at n=5A112747
• Least n-digit prime which differs from the next prime at every corresponding digit.at n=6A114016
• Smallest prime ending with exactly n identical digits.at n=5A131306
• Smallest number whose sum of digits is 2n.at n=28A133296
• Primes consisting of a digit and a nonempty string of 9's (i.e., primes of the form k*10^m - 1, where k is any digit).at n=18A141311