Factor Info

ID 180836
Size 895 digits / 2971 bits
Status composite
Value 2131957734170351554186900722363769703314673281755649309013499697449179993269801014625908756559950562066806818931277695799508849153733299432142645255931190523552382478483456674590761967426229603653432559563030871778114739357431832425183268387617587226262908529171327912597488702058854715976282800143719996746047944330514151702325942014766779214315457247984888892101580239084067447999346368352499876871809342560372247326054635778757104569993335478464115216690060463109175832523814216901533179105206493546731246490711336018652699646005888791517096337033185280856568061737221739946375626382822904967074882103029604860830191527430502294281376188344753763564069015790435116835956394930404971565844946648821504638247630577657984744428480314872595300398955606088585421740587890231994629979312107976908314558909396434575795276536148944206350416746953925129739897913564657908464638090142621438538625175157

Factorizations

Primary (ID: 143278) 298480410575603448095882970092079300802655707331374106337934097630071299283516947451810811452347164378939905920542646186321978192106451290712765706029413613 (proven prime)
(ID: 180837) 7142705714117001904436503261250369868453545492019060270912857682592246383856417488097470333133230847506325656462522507400601698079650195146207165550787097304298415116315544115629624256004225239266148513561201118028263809654353550086339358766361650126272104969961111920847979143137150252653945083913726718184163620186556566741376413351592862947854841631373100212752853486459577061979214093003211458255851704294676183274213303812652541948291333970832510086065518770162205202793649291807782351156986349852181853223671891427852722849748709264415130433187966230760585985559458194078098369764842335037756830060019317458761300466205457211843746777001734888159596055149777719253645296056603748410132827597818151441371346172695624867264016069957289 (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.