Factor Info
| ID | 131847 |
| Size | 174 digits / 578 bits |
| Status | composite |
| Value | 528052838009743240573902211146067019641999223650716159303277501727486658042322700197165741133093836156033690885302226000056341930458168188537917460387162124519062179221707019 |
Factorizations
| Primary | (ID: 131848) 625770304116639832567 (proven prime) |
| (ID: 131849) 843844513771170192465782770901824309591106957650005506702331626844182591283060501624464062967560244502092765996918485114106435751865770275706709242582157 (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.