Factor Info
| ID | 42357 |
| Size | 195 digits / 647 bits |
| Status | composite |
| Value | 509066863330388469425175790047708259739817127824124351619730040947900124316964726248512014409350504310852885808153954170590494940607385146358967475781347235396913103424468888704063625916811990423 |
Factorizations
| Primary | (ID: 9231) 511298853399838746094759953887580580459522069 (proven prime) |
| (ID: 46252) 995634666390098772326571315481730697383085005473227849382110029125633240100558906055973772845521035562778455050685694580725445856953969889229588342267 (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.