Factor Info
| ID | 136978 |
| Size | 153 digits / 508 bits |
| Status | composite |
| Value | 728629445408634401266146660889326289074923994141615740593345929985124022221001373758080743259391968004509241131555249503055537224950971763009811161261241 |
Factorizations
| Primary | (ID: 136490) 447148164091972971050844303563713 (proven prime) |
| (ID: 171812) 1629503381475953312724338738590720354938948124569257128605495265354074488971660775012670853450999288253533693353470699257 (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.