Factor Info

ID 56816
Size 642 digits / 2132 bits
Status composite
Value 388935152429981430905686177520937228792629142674309526414374072086472361608531092504848401159836706772082900365731615023320612428878571658901887695166835153712928247866753210149860360725251613476095111501087352296408018822833087766803282140403671018313193933268333893335346842029506896262359062548596307574522053806796638241937665933019498056240070846911947176174233363060928217802746874049513350403903162545405550586578479300412205423249668483562365545318847716238027475475506012068777162503786951127058624806927073340181275716978645033131499330436271175362072466035512841706077730061927545245713895372439465247744480239564107779178012018537

Factorizations

Primary (ID: 78701) 49454398571328103550462982043605169 (proven prime)
(ID: 80729) 7864520925656796087524049907484988115721939297599251048221524325435959243476123942468697940145528474270905723329030740983480181775587691244254124407003837091511841894191492416008497414834778252365240088052180118224283350418722504591978758904493464261978243805757649075430319565204142926708139778377607321809882450908129016378402657874354487630434251696927190482693376479913283025922405280767962916040069952840718685112276592864388686225051160570829964714934334964232010841979056454972630430246084580173787015704058822429625585448188596107310417223619033822581246177090737845792278138483858389695506083874873 (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.