Factor Info

ID 105999
Size 641 digits / 2129 bits
Status composite
Value 72103626383197953993743445442544600546885396361672782501538906401878010037940190403794440760811614788790449100824986425232319750968908132958396676637723531763455648281002167416432040347504984821930491684506843804371141601231445924297705160328101346780206218183009537164700526530188759304793394565153381770786522493545322644091966138105120603368883567305748174458774054718674858968894917721474652327845371915779121678958516828069035778639815860657382215517581979080309708529938656784849859910487362504106199418835139371450469669448847020929937047817060685450227418330742327524386687017280397550676813138079593657256811996354421746942317241357

Factorizations

Primary (ID: 249) 2871307447985313921708888731089 (proven prime)
(ID: 127828) 25111774928104720148507885045802925040510594068022800290951873597901766313888534967968377048357523158835238197066486520570127652705796345975848308727430335068517936235534773581145354570793263004960910010048096628959119439115619143892007277362012082883685013006967779909278289882914406485251823104719227679608880766131993705853729877546009157973945846708617334347239460605472013477039547666386180922607251646644909817453372943466211378646019171778371345120825204491634791193755190498438717698844242455900331070041394108923234118015627697958542889341503073888279540972348907863988115404535685144467132187208594813 (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.