Factor Info

ID 172161
Size 378 digits / 1255 bits
Status composite
Value 498979951386617934369870060268063494911487022399810773950028101407463332843942483218175265664525775177462776307903306813792674449750439234058284611057724645081538481481733284585836989591640701752094825834429704767999990390846148458288538904279456746850363404323951074827889779769455005387295338087003919382430107278006813819043694963116956129825638031080386174189529848543321553

Factorizations

Primary (ID: 171393) 472538532924231984308608324090027972760231675157329 (proven prime)
(ID: 172162) 1055956110708596188779931523592122500805417670361421853620731536303614912970731607339086666606195166103201141053570788691518436726750763810521330036945516916006124507585838953494232521291307370662664305628517953927358671131251413715676088084636175754326798572641552988966772666584036052047805956711331154238796145271115653872257 (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.