Factor Info

ID 21926
Size 377 digits / 1251 bits
Status composite
Value 19680623808456480283294073547878037061625527858954568743690902760087291114856673179958988548995589701873780534451513445307072482814820001078868574468840909098885582691605767587155190821378785148983865648601042360472964769368167559251799365778342799502756285247418651349220803130926500380639024252646280515827722958318595073905411161101148116625014548598725653935913324173686121

Factorizations

Primary (ID: 17129) 171074041901536300021132517497157303 (proven prime)
(ID: 30691) 115041555046579757813303266502335603549967002894841799257372941066841506783770694262114824721506664389990912623543555970350669327705871878258687700556763729040777039630699164091946782220987633386105171486820080783287824851695732981322425446043968902270476559078115488560367678752849557766891596219158045283010420618122335820009590642856695007 (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.