Factor Info
| ID | 13331 |
| Size | 164 digits / 545 bits |
| Status | composite |
| Value | 66464288754498621773183968506936919127327461522013284037576896867371862168880657700997036998394670022023303158894373035951111176028431505951449028873076237719653161 |
Factorizations
| Primary | (ID: 13332) 51931394763706926351612458480426251 (proven prime) |
| (ID: 11784) 1279847942789093687496447340848029776945096595326991729433236992445010249132047077498695851438127294891026920328867358329484464411 (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.