Factor Info
| ID | 42278 |
| Size | 201 digits / 666 bits |
| Status | composite |
| Value | 159523033238586817961742648014917066619677434779028389320499028562226851749419872741464184677144743617293643299594456837362352739120864270224357395015956194502383038361757669645795936934136204414741701 |
Factorizations
| Primary | (ID: 9704) 15518836817864658123547214502261431209 (proven prime) |
| (ID: 46192) 10279316363127830907447859424591115121097760608939830913902230835125081974454333652009192051870952132136504332235571661993296273086202482609795008284496327149164989 (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.