Factor Info

ID 165192
Size 834 digits / 2769 bits
Status composite
Value 213196281774723926049991153190848576938136793386195976488999001116530473726710664697255826711755047856983066602310528023916538342435599723266828869427373163390637902788570138044632632832742276643597095739981806345991394078096970285645912959811097748089277783906876610098921454414325668567833115746873390621812660583480546136960699632421770180600584641009117648957366527120418228680346298849943662417200686281231927010469922672114985092344365526005697478477139243804243085908931419023401746000889888178648947111573612916328405181020822317040040785246197843314465156719512764622001559075375780426621474776895966378371405614227625019555291046610249803631397155008816257220343486216932449333292851091497903919267052728105628405065694243642243931673584507867289783698590602309129399776319201272490783032866921582552696368668764870402656583

Factorizations

Primary (ID: 163540) 3968622685359895554941 (proven prime)
(ID: 165193) 53720471477723805621955613512048562449707399687863558506888204098698015213699478154433366677125453375599011975365730668031744137004138633268836758361015081835314575462438820922395748407010614382817547680726500914078104792564750206760527674974466147973035086246024047365526973354202471737274337791201023301032227032101561726349252739163975192582083792800582465967847190286089295351907853982996908012910180926821590209557236543475105133263125489454699111129461798085782499323739322652956771389185504941761516520829204009346844525885593872083910879316865510807595095104575277806161803724411744384812130207018197328448784562098048394560860160077600047866977102701886704932572248313274568212072508764564477663795351137826346745045057213682576131246953891987261687092330694604706959622811861089876834245603948928793363 (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.