Factor Info

ID 123522
Size 640 digits / 2124 bits
Status composite
Value 1852059992058122048375098151094857615837277247050926122353825834543881901060288078466809870015537621324979076486296966037980712844002461475911134071899704289883590107585683178657066924244413321530797169888971869477426944810812623399171621593013988617368914424342402802004364537542331498186034122820207017067531044630913177203516478190034745457884204106602768247957142042370485155838664657308851966737905267178853112124058358761491126163552290459764044011286478327026647220510298950726180486269382742892103097101784743154750234389653350112173593792618609510793843247406894955074156400080154597093294208450260287624560481966397074819049777969

Factorizations

Primary (ID: 216) 2800076631444853778881663695403201 (proven prime)
(ID: 123523) 661431894848695507176209395565664576370313718101498375662282112307664963660508852405479440956409997162426475024825054821770959958909975120705426489202894828698253555346197143888019670192247125132184257959013541438280741237126170402424682476093213940213967658149362482540211728544719071954123330105029369146349292441248064916489485131230904198959283293806965677251831144915004097441385465746959753757858531252281114665631601479678303523849723500267594484831231536528443307380167385570622105157408742626244679566789400281357269663790955994577869196347013271486764972655524519107673013438571937018266368237169 (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.