Factor Info

ID 223145
Size 669 digits / 2222 bits
Status composite
Value 550271879632467322280124831054845137077642371762552182458763843803423047478351794180279367748437202115011737463947661025316737301143680064030501297571002368474801778468392345351311580928505000008794557611784227337897382767960954195776479879504597658572015549779377093153617715327217207699820434430136658721067042546045882828562901069850527473037814772520296898573394739415189954228533906081092640214609811972357099030619281484710479128887717022999316324640809705560475354739836112468073978250335234448033841913916289028011359701289808228292751839197650629497712644135926760152273327104929609798865321779466759453116784975334821541133395857257247721301251058768398151713

Factorizations

Primary (ID: 223146) 66408856038325739192680088899 (proven prime)
(ID: 223147) 8286121949080037962722039545580662524625659395903348642661222855572649858854432252223238808683519155038445545208553783022010694357162251507319303967265839621848423769172978888673536427753231567390117743712105419702717707400702207857329218720046572701957497428819442936497436897770512375080130007035212180949906058994855033916740125508170042460741980111152053128965521052828504622386142562045872874579468855680306134458368997994438203168080011024984423718918667106761939773915995590675027494061263532735174549206156797762233824835863893359363648555906416651867528832150890470841932596332865085831083091377296797167700073880452360912978832587 (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.