Factor Info

ID 177503
Size 768 digits / 2550 bits
Status composite
Value 256990425104054344838919408821239559375014605608729244739037864404158831188277727088594352231954135112932932995300274641541083547168520159998766921667137277879172608534742450355579771069479198125775842661756530403613697657293106334602804539997110419093535521438893220035751192610285832915791467175551028790428747622243809657107400257175381520571961435618018112815709173295092086860560543586478572498685122257099955424667473881449664582057196098301516515888041680213008348911937668894501834762092436042496677601819569473366258167752483869907167240606859537391638013206734689791387091707327563668186671795171654437323197575849590343443633258991943433025356221532528497196947136636188936582016397922031858996657745766793407807748826930100975864088947969877440964025242999

Factorizations

Primary (ID: 6804) 192314444462213728810818160511138304152610629589418566747969452950500442408719960811 (proven prime)
(ID: 177504) 1336303291324267966756363232286796553587157873188347857693956602615603738773654589187973950381204283291255753792904424515010236624042331792535564576667834144341863449202273022867066201332299160746670721042841110999448895984076543677083133333528050883408887851018391585119300422861971916378854287501523328770027769289416723359927664228632450837907640633737052382428628360698170353514686018069515290407865040031819093608595775210854087346406513088130527893646479995207994123726662877109598863291916397641312579004813745090500826228860952048359567330811761844844782727139325890312112321834011582189855458920714940205956130977782150014029488577829939287777394515501967433373624937543148709 (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.