577777777

Properties

Appears in sequences

• Smallest prime containing exactly n 7's.at n=8A037067
• Smallest prime ending in exactly n 7's.at n=7A065581
• Primes of the form identical digits preceded by a 5.at n=10A090153
• Primes of the form 5*10^k + 7*R_k, where R_k is the repunit (A002275) of length k.at n=2A093941
• Smallest prime of the form 5 followed by n copies of some k.at n=7A112749
• Smallest prime ending with exactly n identical digits.at n=7A131306
• Smallest n-digit prime having at least n-1 digits equal to 7.at n=8A268705
• Prime numbers whose decimal expansion includes a substring of seven consecutive 7's.at n=9A298729
• Prime numbersat n=30224014