Factor Info

ID 31541
Size 428 digits / 1420 bits
Status composite
Value 28150850820367146680128630041405474178399912942499728925231854846491044863096320961484748914302294870221263918440787947494539757043168086618650182019792129515041261447634793428875901572833926854044818048748493718677132097473706514916348378021893907435439192879807528867278279847497592939525256441127606554717175054524339225814671553866675959417109964567901921890445473363503457473028476531579097862084246114584987834985427421421

Factorizations

Primary (ID: 31542) 6400916741826776608939188781 (proven prime)
(ID: 31543) 4397940475684595749270927305708453176915983749549347793832368398828228836646926377265873416709266461139230166467252040716699008289058492386970357287387377535303356654472295092911399174285795068680314341832801223526050624714073701281443608367178003029061143749786406093537911731469610098060258780173728239140740521929846821818158469675317700395059626680703792482569275080883865227712885757314132949441 (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.