In mathematics, RSA-290 is one of the RSA numbers, large semiprimes that are part of the RSA Factoring Challenge. RSA-290 has a length of 290 decimal digits and has not been factored so far.

RSA-290 = 3050235186294003157769199519894966400298217959748768348671526618673316087694
          3419156362946151249328917515864630224371171221716993844781534383325603218163
          2549201100649908073932858897185243836002511996505765970769029474322210394327
          60575157628357292075495937664206199565578681309135044121854119