Factor Info

ID 166460
Size 840 digits / 2789 bits
Status composite
Value 279740699728614668988482043642851089110302790742021293611065884303535318308131177791127549559133338981377357986288773672191231396760079087396467048614791094302893978986736365829598511962765851086258123786897850915615810682115594454236259594255371579689932601851899733027779891584162416592841072420328498511739689488728588365649749136238564168625746613257266557966456017303930065917803063964580815464898906475390914616572879868618091983622299432583792240899711647218692393886868291417872023808770677861308438373412952611581404458606516428870266488436992328757831677889753915661432958466035864779814243593584362938803497368505191207105023522700858465703241977474658716985587823635747191644569146313630183578362600461692121289759009852933608722086600161813198724530195066250422122046522390399040971137990578714801406089604209107552863675515559

Factorizations

Primary (ID: 22202) 39524164324720248356611 (proven prime)
(ID: 166461) 7077713204265063759543794485363665746536948488459263394845264770536642897611817618845442607631722429027104138503446953558358725730229983862842539825852326738400049632407583256519205323677464978847398117321634343295714513926940879955171591937365436028960186875147749135944698382111264302771786132848931194960237000962597890959405140342767846300884189561441083664456112688377825827421674033846858252999762415121527953803984265209317845730075501552110957603705467030906124128019448975319224267529670608691219014597399032480840491955120676574878771490448918448973029962809005240944269230489754017264865187133607375866856080586236051028911171710398307841781989911134242670961019644327178717093059925965553524641108847348552075837772816248882778279812645766096066008760187837702514325444020610439086131921259793241326115469 (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.