Factor Info

ID 66818
Size 538 digits / 1787 bits
Status composite
Value 5043150971504972222329807988826097352386066472830535365187254838353043066430128364393387744176500157593052498420416634354928857817658447887185554475127853085964630085384472586782480738569599391503869105638135598706455218448671446556408853190770406037521350645765833217681220752447287898219032578271915559322916674071473791906790199136910080363342594527283844701621451110059430389674645274736826077963532267002003113341149815004519797198072431677340102073253793740769273114148244095698677127215422154563128144407197092567286881491394331081

Factorizations

Primary (ID: 65724) 21162386787273369601 (proven prime)
(ID: 66819) 238307286517313868359322186933665315655756376003250024679082546834053483343321871137066071537405502827899641088681200740330881863447215430776014986567761136191758655248343130271931581681097568605762226496172785056483848121754003670097477355370450399365777144034434855864616409519511217141361248437470838777402192721096494278251892259659490628646758755523517078540803002486112976773720214786624857825006840967805587883167459640256875442016360217291845070612471494530298179076780655387679596288609961271561261463194753481 (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.