Factor Info

ID 154975
Size 306 digits / 1017 bits
Status composite
Value 803642919971284944227599400724015014991675838999441514703742160740411972318747443958622538837125817247449282476851449194909564780378485985362029576514692967126776270684790763166912608093549573895185577907089765359096130223287191153612663493651034232868903991307187395301491718244748975231741468601843980491

Factorizations

Primary (ID: 188929) 2773973788671642013119138545639713387 (proven prime)
(ID: 188930) 289708188034509558097887648631617574198698676273265322488717909470382894512577486964624555375845223182534315611659046966416087390144961052434533470479258847918092981655219079475433069859327405492977127478734581292930721288798385519670998094879488693110890801399759266593 (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.