Factor Info

ID 151987
Size 1053 digits / 3496 bits
Status composite
Value 191389887045594412369074733466138829353940970263742112189979801040965456516495433547449166611184143419438336570773538352912868690115480242084143349961242109741173483503915445314454162744738310536739725387046396053364465738213762165311333719196865918973327504851033920367485323476684151593893278364529910884973207058518411479515107420196833774190115531340523561385942826722566396813889910928088408213733363365564907464715302492888813874914013383538178996552992073014062497693982746271025573041534647440312481773042030789039457403492126075182469218306835704052737430000339479640997023381321237710677490824429830823005394511697732902958367947447062618205570941386129862534126624725826354400444987677372739684134919873509384635046410160320807213593792267931558938096206894389217586098143282391041807886803836070024280700864971343124096333213332425448920287875651393665312262401110838661963580070770068044125939506504349034566523709069206754248322276861005898063879609139144849126410731279210230739109692558328374481741054197456528928594386529392833089268241

Factorizations

Primary (ID: 151988) 115265925579318356570462975041 (proven prime)
(ID: 151989) 1660420337438687376758749700316486676139308608132049899560559337529691165651633195510482816543213731742408021395620526776594062533198446138587559448600014223361231771920940423431162637495006879244226588557413530168371220699787665225797838778664377591733691202666130390211187534152616942550967366061413172933274992259615249897474964862999243567198110188976051447338595858600340373890054058256722709064053589898883961737439160962922601085050591422010944586875040375909851500319243147993817629007520765341970621763949028543213282563410012106709245163283884545922673342848246402559255378122753936852255119117536113214010996851112072743357931720385358881245267812647553092189068579724814248997139989935281588543660359663917144650409616783911325526166280490138721898284746794613307413076680942076768676900272678996876829958096554143112977511986286744580332166660303809941644748490539614150261609610288149452299533038767431026601009486931873224519434641442965217927892377934480279897519969437520676842781949398534080275864320885201 (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.