Factor Info

ID 155393
Size 386 digits / 1280 bits
Status composite
Value 15395789677418177191586521973740470221751958654892989013224683398613001991516468308347957955127523753575201086402797364572543704124873599315232579248990353659746699816533812152877502683347905436638455064579130533102513942687620042230572846519247483590117810184643135599364418546904731242539569815747513618114050214648332014451894416656212293119224402380074878417553017333503981195399873

Factorizations

Primary (ID: 154747) 7231746495781123585793 (proven prime)
(ID: 155394) 2128917224407660840633591523244534098269319833295013761347577388900425221236270683478020182782749730181120561535836473785967438900041513006062792984163853527755052686630016135393228566229505056633490840990265191315057955366231461206563101600586033734074395239719652615102719205057447958850262436580184343712043153957240929778257834768168850318171481087440756890561 (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.