Factor Info

ID 132572
Size 563 digits / 1868 bits
Status composite
Value 13128631029874474061722417841818945878766097397895740010229038470769280955734602689118193017553957249641891597823517792843409200693467120965225728494917672881553014388629071115210267169576903157006779395332279426025784925001287110217624874705071948486732882169490743951581887378236723376019527610172376407434688633552439885956515025913535056343983877277615106623859542289301162423402847243636730443607821983756706752082650330420641660953760600036879171440224188424539303370935258318924706417098103968292611006646602846300047534685359259931934956477217316441809809

Factorizations

Primary (ID: 167786) 19200704422015926819331744380572154435059819 (proven prime)
(ID: 168488) 683757779991702430212735419740442934050218079081871824271767164901487791528003112706631520830071557568850752697271210349615525480397318929728574519401114889662924087415814261489832184370911402899611530273902351915561544436190818534223127995773232929117837830319835439830627263059212880499208391876694144124786572776240584680248814879115998666617884952947231949777115312496001472544133432699340682781665025302775178914267813195834445815650264367654696402125632563117943195048267893490416111345488337356717561803074452211 (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.