Factor Info

ID 137578
Size 766 digits / 2543 bits
Status composite
Value 2043379335471704748713920997446983275730038667242907677368012015713281114740010325594611677072157951868048422879168850315630158060316998488427959777898399995652920156635511739768767044708638435699313057810502311570145607127419053288680077919648753176823998081768361954706896608539434592421053253473341503465990978903062579970947310434305524288013535996005191205770815965619636487483734944970861447285848334301351584876021935000003384560151842961023795321645326092668048120702071342027919098718170648443222494883007935686779221504563034106342039604958624485862302339271389294053498580852984792440994040199575670886607653959954061847507468459220956107062307930193008474172154791716675805173070006609085977725360277743229818232562432585246217492388658027965296767282153

Factorizations

Primary (ID: 137579) 107739405757073037910997 (proven prime)
(ID: 137580) 18965942137076971217289270403539901448044904809686059443696722004374371520932336107267527385951108840753071480888439625240234554048492627071933832323711072199087290030443483590513354980149613517092243002436007766549636232536305283788807493698641575923709594328631008575929796428589480253680118750539534089802643476505932210934562556935198543911057207703979664462020663269992250309985588460904814810426540658269345421593168930262968623567327687751975441270580197296879338900374395248461304855942243750182926873310038722374957709890161375643510205849207918644032165659112090435853351261859088744795425764834514114430980618849511774663022247224944054770116950943843364593710261788337360877714014366082500238597178851110042197923757076440669418949 (proven prime)

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.