Factor Info
| ID | 1905 |
| Size | 166 digits / 550 bits |
| Status | composite |
| Value | 2042636576396482792739025793844438394365047020373138193374168136609122239889835703078530993806589251055473380277210228183973992816946385991754736163532196662235661907 |
Factorizations
| Primary | (ID: 1906) 1384788744431744615094252041 (proven prime) |
| (ID: 1907) 1475052844421182463179178420780722651714968738094350081191531676194270618197787790093023743013398338281949313153543351445598424388974664827 (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.