Factor Info

ID 20178
Size 310 digits / 1029 bits
Status composite
Value 3154438950505910113040495103781183960090840621197753989637326125036043071649057149371158889524744842897272706770737903300082160973082133342610482043519651302206472372364397914184867205482244114979923899164108962402607268770523180364332681094209541669028766910567669429637146444977850311165853309691068182400363

Factorizations

Primary (ID: 19322) 286578888976194997999922592330908602103011 (proven prime)
(ID: 20179) 11007227230781598777447132779011522641570099744219296323179688671404068371309969593119961456186573890079453154886021679724181359505669560402937782530599252801229374308297608070376157619343222539694117750009261143147685143190132609748975594580474548127028313731449091033 (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.