Factor Info

ID 21457
Size 456 digits / 1515 bits
Status composite
Value 835937565926897524632922442545743273217888511275977679090188482428090280644192852449985972150258708307677106501485193894751301139516965030285897953975735098002474342083767146191691526351941498704711638355840629844917121558058145265266596213969944532301859265674389715829509929116584681374714848657554230645488824281811476270943581456440082132658584490548255077948264783542898641156506750446299622416699343368880309668260913699640777516605800720571451036259

Factorizations

Primary (ID: 16307) 1476723231934366547296339034741 (proven prime)
(ID: 21458) 566075990307201347238930812171034226098535701604212209122024938042423527341838462940257056672655827759508914012349239114903179150327054355912820983907205628534539668397478765824390675351338666124931710519698268032576469547413631556430671731544965065366129227028013234462620454345987543286814496687028506374504578122356615665981782635845858679842337196371332428858056756177320662049810423621949183560298144939257503651779130999 (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.