Factor Info

ID 187580
Size 634 digits / 2104 bits
Status composite
Value 1265282018074147447530288835123900940045237906660407697850613183599830647997081429592104353911551527152006188379951362442694640167044019792128358223608737180777383414526721583950326887038114357469188025982246953224697798855168015669891052226486545655750487074789337950214498388265581035628557360408233433746514706633720047725540618506913135414050764285778930767582579473112121565710245993895868198846366516030168430508042043005540289788304970501125709501026528625698836029724268508590527274440523698492934248950623672312537476391145046515658824395342843075988923755425548677313384489329035999032341661609543885194277056854494510865359

Factorizations

Primary (ID: 186375) 1219691241907586271389060258351268276090990347672458802570565976651299931 (proven prime)
(ID: 187581) 1037378948540499157037820681522765991022222781449020483019222012123353994649527598128856189323904373547389416544445137784862217342939007024771152500625625295991465412170566671699028562900395433251191698119863848306205257416721896023162443020766825879191384271623427360637636597452289950997818482293937344629901555019141813878596016039677411049695134534271795554347950594392206157537789172274544934559936127826820603207629582572403607291123790711401522309283787913779086757683841588259785737480449535352179290528678572772626587059232244535241159790369446187026589 (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.