Factor Info

ID 172902
Size 409 digits / 1357 bits
Status composite
Value 1938405088757444137039768164787631593671697822844208102394898993148545155276439748904251002141516144259928150372104974343127517483336372202390661122917482370128822612418772529727530031776756090377173026792833325150098709370769421265172234702015483095684006453494398795981597079558681996029416171612433200480039483504158679068397597724722605718433924829099399852843563040783713707856762000117563951279754091961

Factorizations

Primary (ID: 171579) 12694094307417079641214291895395641219510868297047189702675226832882885208896171967195447512966904413868616362418370113174628190420954089 (proven prime)
(ID: 172903) 152701330383597844256226079579852431991878956364307446815283359564671427481797055892115329717062570240653735271388799130354939433799802469309736747980993741526507012950743001610174366343102830058451470502030992566325937332297118461391207137000805247057722010886085144154449 (proven prime)

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.