Factor Info

ID 17917
Size 292 digits / 968 bits
Status composite
Value 2121951686489646820525570331914424014189993906674649059888610163628933754332079694338763532887332561958948396140885994878276783675903745068560077110975837291055466560789489838898490632597935252485955290233801319031200328768279708657643968229393882002250024716071380723451682796186404577477321

Factorizations

Primary (ID: 17089) 4577830180684945360162613198286645069141001 (proven prime)
(ID: 17918) 463527829285304677804879392413531485403473614439867911314749527391046018706344300469877879500331889750038078675954753854746518340738021987078584238272287691240839295139395909032265933310004888494476888887865170611690744084693574137589749695927216321 (composite)

Primary factorization keeps track of the smallest (known) prime factor. Secondary factorizations are old results kept when a new smaller prime factor is found, which occasionally happens with ECM.