Factor Info

ID 43362
Size 273 digits / 906 bits
Status composite
Value 282721545604672783478783471341977929946466154181662929523245667875175344318381545351949893541025463840466725060377138294457795551718037339507297500992054683523731082783717260872690058360809032739248363021665295809553591359506971015147810679232242940108223955434774509163699

Factorizations

Primary (ID: 95) 16188856575286517818849171 (proven prime)
(ID: 43363) 17463960119102423249246022579935863417129489627047007627100634785279143672911055699103853259146698516612196638944570662812877981802298954739463104324363498209949609444577559162558482570046828555849291928360544518431847108429655443449355925507727969 (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.