RSA-230
RSA-230 has 230 decimal digits (762 bits), and has not been factored so far.
RSA-230 = 1796949159794106673291612844957324615636756180801260007088891883553172646 0341490933493372247868650755230855864199929221814436684722874052065257937 4956943483892631711525225256544109808191706117425097024407180103648316382 88518852689Read more about this topic: RSA Numbers