Factor Info

ID 166238
Size 786 digits / 2611 bits
Status composite
Value 821191420158165479863832737525260966070477902608094833221116983180149474676418600690263124842161291908751301159248967797708333591432530125832911056574280404486509602837232447259685032433388130317097375463693181417982497275104079445207122539443845096384970627743084711615625806969039419054966405226658861023199614658988490310637386343941802876411240673671146436496707458186098504420252193964788082188224921395258284102211163480965518343309239677648619750020784055490484340049176865838648988594347426360917268734836317277306107800077914484851131730511286600186458850975576254578396441355517217268509419235837458250002163778001874556819839124367482791318129858404261174569069117113827289530503818744753976253493906078597465983667564084517853232341746806950526975273480056508372987218946441

Factorizations

Primary (ID: 7511) 18969653181299397175271 (proven prime)
(ID: 166239) 43289743481852888017075856238015792445893652192644462541445632957544406167502042746764854644479733488203679984795072696503477977650449261574046427382330069227997382087309556668829519454701372264297668730631867325825771617030166031667225178014525891579964328689839877172551769673088564884703017059021664140882070590788347496537487326582690184486005008687559656331921120855731990287844041620782690993699640013656534326298963938853688393754221763428399527101475942604154362829229994550100503942052571941089149447739379443189461016545959013736398758710066673223307054057439275541624390801493706870089034534544973700754968503959221316805152795394340374897943946317397335559434226645326403004519784705251316595850239786713693670400766547550781583553503338949964738688271 (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.