Factor Info

ID 161681
Size 431 digits / 1430 bits
Status composite
Value 20901131589471180675324781650581797973942606683366683124220110960693603042095597896463486376835616511950172393811188218061972378783494681562284052665450057906888044692384283337245914906192956649290821278819866174702455465022958935673735773199395589765931267707224193963848959764081602370449303455185925537885923716970573405474887978767487168496308595536641234616551462474839199454137959675277584820404836259446270554485404143438581

Factorizations

Primary (ID: 160966) 5697298115051042488381 (proven prime)
(ID: 161682) 3668604164183521225113205446525469432896028908786971016604826529035222764697963673146607647557630167890581992643145742676861272991964784029568517860550752042496461843123044240661908399326515183077954719131349085659343185152131878115968405857814509718589770206690310085409408077478109207389885638481439755386017054466901658313941556264153499462855908984413030340634960237388304372424203072891654527411644754201 (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.