Factor Info

ID 28031
Size 741 digits / 2462 bits
Status composite
Value 778626252570948784407593275429456905550735067162258645640398895130675673946567477515446731560429932406270622854859555998414300976579374051487862534177311890166493469953159280495904309988380475882011168681603577860939609283095639898542026868133433230094953298550158495198413573349324087078103261046038287125336674570165371614035021161606212326741924471326759955644598214942773418779824394824820292381085913573491749318347760982141964980096882149385598932255150051845206796759475787326927239336253341009072645002166910667386493234770496792719341144530314522290810490745266637178275356787530068114561004585104297301511814997670164331520660434931847693242681358851464428695224662065477555318442204580557414685778927768203292361608686865264205441

Factorizations

Primary (ID: 19998) 300567477887394052365757 (proven prime)
(ID: 28032) 2590520631319456374995361596742488182322700226641822161742370108669081101940471115946419940136549214470353570835848071029617563582955282209930202513869654929251287894923049878891007037257761990582210351657517630884104639705283233818385451921957794520484431878218695090018441498857573571215266818437453777355937657913488177745921564601259081711078906737706147976024534036740028739830583616717061544963838385465333401543604173457449802072882359890375148649371794092522192405861214573350116525278821049108119686930784747287436692516246542248608833492930919644313703440433763915515615579805429517676812803238113727433142518942551800934999212447907625373927558400719861953401447583711251809366759929248035172217164639585813 (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.