Factor Info

ID 155921
Size 659 digits / 2187 bits
Status composite
Value 16774348167701461627316368844993011549611145733015049599535506559128231228327462456685767105275862649516309993523970162767706004807733349640066766125255768212921171989796077324491471138848013717345230261395273422731343619422737465513019085545366082102688121962982216755875570163879599019790421284452536273340628324853240902403544890452873543839998949441799415002072917424387823661838315066616329104819247153388122273134342138678507475186223807523822089736586263185194025653849299704259287439942100857314932880011878276729595290264176964779202396447299643230525664520025575633456763572904793520717536841726680879441309084896633020619495947249177291131775354023

Factorizations

Primary (ID: 154604) 245911396799577828131028569 (proven prime)
(ID: 189863) 68212975836060393711745130156962755412534861890579505826499085926572837763076453136485956519459412491461748475064284127997613906607735660656891447933393876127729035526417155646436200379896257738344913255122964482057608235813830060662379593740062627966666737993960255009767948963197625647967272160827201481344518295584326549627308239079749219608084644252691187952262864790021824737556875506033430785402713573065866158981724971157903334815450740297293334740322464451810380042741517542990948337940881280091033654241497065337548447112641130723463725961796823031200892565610108340242964368247529167439578807357229393404833427603714407167 (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.