Factor Info

ID 159449
Size 464 digits / 1540 bits
Status composite
Value 21591495340699325270414709595679158165013079407911772425576229941082804822469459684221430330799863979240927098455068196613442130419584635163422480286256849628883147693788337928618491951292612335887973425822981361692932342563357497905567231808478095881780184670903529668016341919692434764605939978440432980906965588033614697382094873829804709652817770117942653154314657528686001752701622021940203003557229154058673964039423750578299657097314564654511882372252890401

Factorizations

Primary (ID: 158787) 436057478836165114671139 (proven prime)
(ID: 192852) 49515250600280727382138349613554193885657273629055633639154321212503843489355715585887816389590033802908764395708728076499417766588303308255031720892317355594962850747393237666277718295397883137893934288663161478958500632227453014034305249516530613478029445724314037081041133660028757645903486133351283767003418789895409958859941565481720316098223901519053729236273828580267489775194767429349057290006265416235235440684990826632250498938859 (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.