RSA-120
RSA-120 has 120 decimal digits (397 bits), and was factored in June 1993 by Thomas Denny, Bruce Dodson, Arjen K. Lenstra, and Mark S. Manasse. The computation took under three months of actual computer time.
The value and factorization is as follows:
RSA-120 = 227010481295437363334259960947493668895875336466084780038173 258247009162675779735389791151574049166747880487470296548479 RSA-120 = 327414555693498015751146303749141488063642403240171463406883 × 693342667110830181197325401899700641361965863127336680673013Read more about this topic: RSA Numbers