241663

Properties

Appears in sequences

• Riesel problem: Smallest prime of form n*2^m-1, m >= 0, or 0 if no such prime exists.at n=58A038699
• Smallest prime of form (2n+1)*2^m-1 for some m, or 0 if no such prime exists.at n=29A057026
• Smallest number m such that m is prime iff n is not prime and the binary representation of m equals n with appended trailing 1's.at n=57A093009
• Prime numbersat n=21359