Factor Info

ID 207528
Size 645 digits / 2142 bits
Status composite
Value 434282479330072473645636425596351623945473869113598975935721622818733317514424281038468712365408341554721783382201285688379546028929838990802706465691709879521100132971312959962518058309444888624889708801488105741675893929414671571549584381946599596234458554856519834458005606191249473493766770492276947460777620718246707880095586426983043288387730375974831355865187095661201148379869688576856653342707216126587927089834623677886488770746076115774178969367214278920381582457625462951015679392422006359018116530841198035331320612646787973040748625976648270986942456823209982627541638665311793616888907322535824640716700192862031065303498475767819

Factorizations

Primary (ID: 207529) 1065705308307963972499 (proven prime)
(ID: 207530) 407507099706192857208299836617745868585633606757940666874889022074197339408099455264694808845237532285875590329884395003774944009322734022387336373861548384213677824659736044618969809083290625222870630850726192532512066457825268121444153646691671418812501678654491844058134638290560434357912857945884583464318005654536354658854177355967494989978306662748865507360133192476409630309439726917435603522590325579717814953173668795752063628606936754068765649008617500696745911168008081109492364218390979898370802866818103796429622114116192741999655316241404156456069297479025753521978987345304940872100401976257657309269629504681 (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.