Factor Info

ID 198158
Size 867 digits / 2878 bits
Status composite
Value 171612489136112034925696501247618073158437349688181983843493788097825583243419163947823691176265720123175918924472337500846780466015489279278929733063550329932070857436622301199792195821892697019415975057028102786079071382811967575298593392480463151265634145538722312029269402446308275749118960086057869992745109386975612365330783923535356353804670269748719051892473754623686825500533813197383301669113855200900881342864017778700146675835327455204140883738501334283084730675500982765562653154611755136305126420749834396766854324473381586895928293574814590474972792749812687314939446086854705129874558843147189240876234122985208924057255285054893892619138440059062541870453339092643513502548674848107375762594397119120585337443513760995792655466862907303270672136599073841373512290720006730857344216872120943654783372906322065250302360667723804789449271811504381336371

Factorizations

Primary (ID: 31292) 254856004505238557834753259615355816338030694854500477132141 (proven prime)
(ID: 198159) 673370397802750396460037040424742464538351140164736098915737457523370680879062606274329639142015951257893984489841644564732264995615423050508427503065828547149905981908163586294321619991154061928605700552871170260791965444141166647915364633901102473021306542808070994572575478218388092052688385206291208721746878930014055355639656246863290507073888872968574454552861811646250438278237750306910337973849544532494506532057564925615424800307752860502926673892673992056839229826077839387385420317524615106771583454217612293112621744988155326061043694371624083223710151505235578994800932161710273256640289324375023389838849745373088622896376126557434877023187130989394029586480151848500608828089673263985486678323631301680815425766480182058964015403293141397397036611051532458763117208561937640300624394220640031 (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.