Factor Info

ID 51691
Size 704 digits / 2338 bits
Status composite
Value 54921278146707359139996109575267970946857345743582572982957280975658154838091407475597679747699089360198175094683441018536170992854426584554755854547729122056713756806033943127280020199453947944446980210343464864829266520893110368317625949606368738890722897376909568574793377681194574098810813365314987646257267415022346739734570011140745407091303581211723944487809575016477992583699389585892882722299229883028237528985411293920263203665713736132573222683316764576343677583391402616106338218129172590391293551992482431999840764267761902447922074616657448263188759714448889631763643603408142285551404264604460813099095136252159655309973590784967217226657667255393236521361897365134270589750234554281495041

Factorizations

Primary (ID: 50280) 20267747136615386578739143471095264354508796953272082700055339846745091 (proven prime)
(ID: 74915) 2709787021542589694153231892634811453593987014562115329356890074407363546625696290213850259716571973181882201736060902336536400974565940352970310430027990334926706186156990911291152815469616103321687626127503358095960783539372779263470515978315502857284808581742569747646399518160063107500935429505707901529847597648483515548318181186758674269150559824953841540692552224257458053198728560673834103383280261144777042085795655499849302225340153072142906538524754232711527630643264508233714386715800880993922451264931496102637131443732287506628996571781065652950813905203073037815258848847061670171941642798663275728970254970881790049451 (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.