Factor Info

ID 21559
Size 619 digits / 2054 bits
Status composite
Value 1293454568879673212188224640872684462469670439388883579439068894483867589087727419837527924666216150291885764552049844876023233944779315961731298549924495727826249502692294381888864944630081517768468211710354017250445790763322821420059447200121400517127511913377354220238048118410239940448361586331995903889932873720407896951449195660872410186801307376416883636460029817835225954196170038981620470185790665336276657579511159927411585481039024107026834114346628180581494634561432888243593083109485836779656904996673751589111490933853751171713448840707522885479683555565941879890737974820066043333257946641110123376337609

Factorizations

Primary (ID: 30115) 248636782340798457034945031270021 (proven prime)
(ID: 30116) 5202185117995842428354337723264092590484306147334626453526798009086566686818671616237755680479661592835926704193271267852482970630258385956255262555161527561489349937679334428257807154493639931908896721257491048474928816435700540687051614939743193034467475015220949039196664243015422552293606445266996201094731848797555144398980668389478835184738482660511918018092237729637572186615260509091470357004170657431930902224892043111618695815036965178601180677435680093176901606458485871401401800712759939891017429671210631948039762730092376840881303711513096025901326144798186731970256167029 (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.