Factor Info

ID 177880
Size 479 digits / 1590 bits
Status composite
Value 31242772458657503574453295350213726520759327194803329066182955908299746664319246196396600842066306753355082581519754837224508504379594572331086045334059298012074119982839851745130361558009683431424835272105394184875098040538651551280647638631629963039393920135371380667811776100516586179568908234610402476745548339831955597641363817835770217580192379459582314985504317176116700829406789943087620947660406871465723255827656729986188688506709316066879844600220870990309062368606049

Factorizations

Primary (ID: 28683) 6835585785392869036162715331957798556292834535664619280105824197657575862667591681015470369431575488848332527524348650007759179678568461357 (proven prime)
(ID: 177881) 4570606446841900591406801410687522013320959633556586792232342645425858322327118117810058704816795865896181940443182623965962930445583449911869313987066782975399962418890815171850883203103792718114570634666290578634938499027913711708122668865162443309582850426626826608927301214966941951101303773037619591401869807027430873933601885484289157 (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.