Factor Info

ID 208956
Size 584 digits / 1938 bits
Status composite
Value 15712622967576522592514454028077760331629993444692357272814719149514820583772660756640710848186232801603325845951750175438012665780009908201764044728882781413427916651728633995183161905177665287640347360740778658208757103332735333582081535556037154210250547397420487409005706354361145518611589319762297148589629640362519669660024169331289200166686497542628489458588463557025004920431622220594687819355373248490386944550965947587672031757384938049088844808978669957974870927761067062685747583641528588377396917267802683997779000858172573719270085995115372491304040087088964895101306211

Factorizations

Primary (ID: 208957) 18139476020778297254281 (proven prime)
(ID: 208958) 866211512922320484446960394867765827092951483027073244721343448638420008823374541764047418655172275119693317728317542417042748856377373162240045916184960194315347984012259160866840293352156839393877217145286036979018524245641213629469675949656695260620980180413768800338630182911449188830259034656341845520772940141959945753642181401519324874442579548727725858832098198293971463863114230782232914812922143053902075603277964253048689525266996874817572363806435105309855342973660909832612119289654446183069759127156739657644690402711189627150082086553530749243531 (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.