Factor Info
| ID | 154815 |
| Size | 135 digits / 447 bits |
| Status | composite |
| Value | 218783121486261903087487539231526013925350137892523744205439403727925130283898932749381403194014140938824812226739525926614205466509281 |
Factorizations
| Primary | (ID: 154599) 727422334085254365392641 (proven prime) |
| (ID: 154816) 300764921881846400031049197448387502986039817023518827207801205967437149914636240112664448872405279953991971041 (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.