Factor Info

ID 164859
Size 855 digits / 2838 bits
Status composite
Value 154271991326504138122710299632460529857180472950149693026712767147671533359591939634808411638547098611461124661303600732417067383614868378008837040729703831363825956034071965244495486212995074240765417546963921166068789175159502268846820682761493263445465051758062647424393058018085671492627390846585996191610537456929081727912394600844934299106281572204607799920873503144847730152886557623952031164703351288163513682513700415953742024707164761750748333760575469020576073192901435754135907573652039046620523510966402734088281256891690338840061109423570674978555807723059591749888730833255085345245126145248154171279860422388487716112715830125724916230232879000568040514201514347798034356476605468720001220412792598370453851734926264593953645358776145093151049883290087820149959692700466958330903644117292680528211916216036504032125509339821447820170260893

Factorizations

Primary (ID: 164064) 29755835259348133783 (proven prime)
(ID: 164860) 5184596230685133899826526905764261342650333569745086252524527593363326204326814968196591015255015419414968250937759239339563785493949780702239899437595305400164110040923671078156255219987567025732525703298376318209699826384683630869710668910268593047471434077358524553545523452783997090965157909279689248983304045977548513707041313193811383071914600534699781420906227550152821938218576339594010181461133886550898540015312002543475117420712399272014887573988315183027133878999200915867405982563618355577541847509492354555517353998357166360680409939665295463526995683570544001711655880577788357769096373746146945966865772679439545824936928372509906683494015239596413216954259237900580028548126852145887995279795447353851493481326126216408749784116496689484045667066819093250889591772840544634892548914207818899935797825564341227756648171 (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.