Factor Info

ID 175571
Size 649 digits / 2153 bits
Status composite
Value 1263572941797656723726489927886445558235280562872435811567418285890226432431383653801404171588267524668662090491106670344227862025486502831496808641477277673555329655731939830721009783708596994570550720537723380175814025665432444686274648686912574256095556269662752453250435604479066598370694729636928302856986224662747903446424189077624636816771604399401912100079260169325700696710470856437995446328301748095915421827786871267321718270057012030690933107117729811489095761234397695872184363067323062356179935547154583242638099683035216958988550923411534325197861547052866173596822920078036597604441007870020586147021843517831246417525010955591137171

Factorizations

Primary (ID: 174109) 1779622333773921524141574412136983431513363241395664416689848680833954152862657458599691883663450673243681805898443788778966187641 (proven prime)
(ID: 175572) 710023086256781974557821345210347306178121143659611314689176941230972205450250265556058503481001444798770831322192054616261512627626079864042072710210376434182722758085491849701320970957325482121158435792874061299810995247972659156622783832969285227003986951575603843752669871445773661898045962604093543588601778254110007577110351602300533436188335234399556520667901212700708490767484910091757864395894974854278611011778234345630383465364568689597821404990300518378263568834268706608056432139723050930546435233205908331 (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.