In mathematics, RSA-260 is one of the RSA numbers, large semiprimes that are part of the RSA Factoring Challenge. RSA-260 has a length of 260 decimal digits and has not been factored so far.

RSA-260 = 2211282552952966643528108525502623092761208950247001539441374831912882294140 2001986512729726569746599085900330031400051170742204560859276357953757185954 2988389587092292384910067030341246205457845664136645406842143612930176940208 46391065875914794251435144458199