Factor Info

ID 139957
Size 650 digits / 2159 bits
Status composite
Value 63345781168311875584064954327615259299296963643939691179843228864034647313364620644387520146008239454616755592162630746977695577544307822946959830626617999923578513740238047616343780061725763080460587678264918009951984493379658131532263333792557274726094355084660369695760644391651854480974545174496100609356957167451188409983252610277887030747748630866596173420263733515089865677461726673217312047819056495439701572706448792965848252900488627233988233907752373386749119787794933033316443114394597384553002355732853563831219218722678119095474355689271753967966775456196379289848540279507432345675751130779543856538180187452603718508890115994051672107

Factorizations

Primary (ID: 173853) 261755490695291198774120959505377 (proven prime)
(ID: 174843) 242003638586716464298065909039567259730331403157886705570299931354459676698471749384375664810760028328776850704211435421553180019783814508113003302501813030902619512364187023534754344714001081293089439844622659158225411980324363552556356670734365907152304378162878091515404829414261450851446407682205934608879915800534895389443855423875010606176837168216623955965676182347453082556926841523300855023303942681896338535654702005272258529375403697797113791035564466381616413932335811638556899234232336006603778028241184873365390353135993146434299424472104582807759077616590803446216040490527195984296309217160284080516491 (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.