Factor Info

ID 165050
Size 675 digits / 2242 bits
Status composite
Value 643370636742031913065152638836559224164670547111402266168821560278741214821982259665661069296453204443394818910311964309043959780023193399499764547501827246350941216801895721907428261281401418204619153610754537595672880390257492589059217215350904528396967086367234436919564253288295186706899342054012134225686451480476842810015041281542753578082805222726822017541331808334365245382218730089346635774254652227802180747844203893811704920817578728573741873799060519495307416645934349315497640252069835540637393053728949051750695748494081229382074054766528197706563203523886807344942257564016158786619308126874648593446462817079236688927836938631876289816381436644369641733948397

Factorizations

Primary (ID: 163615) 12753484372374905415967986005473 (proven prime)
(ID: 196612) 50446655828082994461031779141714081433454972453448885659896288691551862794803139421493888587969763141240040526851175406349814256050002941918766137834978777991019632285886710665025349642840992732962009221971437843088465634362984248997017043122037428405215707928986158214642843739745768001241354503304925751971164713547025874656705067003560971381015031935679048301305699702673670078369023057568243122358792792573819541269965508981512447679574056602863717865992505428792172547585532704271515981762176950241463275719078077733276877321001102036470349593918568830716269899748772463171281893054880728524503835421692832399208335258935760351941374818189 (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.