Factor Info

ID 172741
Size 747 digits / 2479 bits
Status composite
Value 176948257195808865511766173658123621839649405867704601871279720449508265910703458830069477572201639089052515864804250847498371425917975106343239853225809623075077819614607722516636220258911658114852102625895675609942478141807363003525389637414718202725750500268668119526985198200356221994783871320096911729389860618432192304325972961220773235173568071266760112604399253075284884396668140073146666514242949170173108278661406693566478802567974141426839814552976692033853411003454918155712460983538141387991469920868425993647727394960629860418553858216752909637174269770958471122481998976489061439182931358561134962645603600892469895086997297202950439866025445221289531460858508274209275653419765677470873058875033879970174399804708345583678437976283

Factorizations

Primary (ID: 171550) 56305465728408991383655372830197739090408877 (proven prime)
(ID: 172742) 3142647963331371693096983463282458143382929852618878978220016286432766139345671229870246656618161717632470612492351124883940146200465069695555406665737024010677045909709991588783927349202513361454258880091986186705925756652759398044937590513690360974208128803250932970120115549731339548134224684274315391153593881017845502474001688324308992335195598284096236739021223590067111166307117887113658856748455364069442923403152706890476211393482263345717130699598616347239120637250757538091499686931921228130294787142154575539336509669081111509005860990088353524008203883928566703538767219822643621151653244651280580266213762520897068650001368101232828761705247528396488847454769000841107181325732901208775079 (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.