Factor Info

ID 21406
Size 497 digits / 1651 bits
Status composite
Value 99295451859467207000162025361389115199742591756297703323936147077419478791327423836334827045046835861031381806264301853181502179777683230112268862588438702010191353048587234127620078913513692696068157032778231537171326324130073927177806001322872613682104261549589387989792354518793422508867932735392359040727443354830288938395275648077222739483250978444503746761736317142589255676738974237722021634880253739354282328329571060420087055125657142029053119524500667402504372131425266766382383140460983

Factorizations

Primary (ID: 16777) 2510106373340528083960492234939 (proven prime)
(ID: 21407) 39558264507858969123655727351875401269793561489367486572863960298051789340400419947002026864687801043886123708621593270323201664699105257226523056095607147998562200966156976581275405031062046463851492535543123878005561737548970072095349930764594289184001697394060826838715356959264481364527774341010122186049156662606079162770018144267007184609007361885922873827132461666504257775361270549024252254810936907150804179073287352098235384201487016531931152857845537702197 (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.