In mathematics, RSA-200 is one of the RSA numbers, large semiprimes that are part of the RSA Factoring Challenge. RSA-200 has a length of 200 decimal digits and has not been factored so far.

RSA-200 = 2799783391122132787082946763872260162107044678695542853756000992932612840010
          7609345671052955360856061822351910951365788637105954482006576775098580557613
          579098734950144178863178946295187237869221823983