Factor Info
| ID | 43866 |
| Size | 133 digits / 441 bits |
| Status | composite |
| Value | 4004706951636917512921411479051340445060270199687516695560178799996172159425479966909251685155810086799147293621826684327485806059721 |
Factorizations
| Primary | (ID: 1150) 12812807672672518125975550387 (proven prime) |
| (ID: 43867) 312554988254311995104480283124349052096744529023010723250443656531642274318261982131691189348329506964883 (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.