Factor Info

ID 137803
Size 650 digits / 2157 bits
Status composite
Value 19370570701581710366740119779649909375417967255812045185052085870210532711000743874550234992730286562559379344448567510653150263283413525125818789449166014977602867524952660527440819800395449027366370442436020873808186276151613262090092162828672181880677781391198058074853841431319805480262919281274001450162916170658018482114394874392393640987138763417672772676214614381670232266652183908474428563300799526065298766218343711704617922675260053663230070254962055505420607981144415605996212815909440968023863418264664559264654875680379280628632956730491966662436608176723039452898047019110460949551384939525989108774846532766063990761622056645254960307

Factorizations

Primary (ID: 137804) 4078052312133092818190513 (proven prime)
(ID: 137805) 4749956405402169172189634779885599514759441665532252564523850913387886067877626524583727816822650333965467107942809733014520608715324108801433535729804066654535855427631034492718204476632547777714702895337365375772849101425398379602249024522792393884334499937443486646346003393599938576294512267895388320979329211243584685640867757004181697713007253962583993016589457917484962439528458748358404762916425604855783178433939631530640906991871923045554336137708571616174021477679790882689178213735582119972526992442783530148363157382100215502609919950557580710458957793076254759181912122144619602332058973594509911215155120383139 (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.