Factor Info

ID 164047
Size 309 digits / 1026 bits
Status composite
Value 571990462134792448230367823885064086914077641685537397714321272170516169957511799815217752361402874026362408352838918709125435174416441844113717344487765285212195171166450905160357541707274765683369598480515167114315850191358066934517329869798594753643288519098540218316174747186311926588738928222450481736781

Factorizations

Primary (ID: 163619) 1917751144117569955578144504056179549458504309883740076446353743437307 (proven prime)
(ID: 195736) 298261045959634640846916195529403184796234168174112244641495675824329905300278536365160594499927630288274230547258721209144540237322802874109505705511503843110924486201883879784798536762178415657913127685367217911763528011034380023804752983 (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.