Factor Info
| ID | 20279 |
| Size | 206 digits / 682 bits |
| Status | composite |
| Value | 18911517941406684817658834805826449830066938723518506351361680063863630801909144704873197075800814981007871725999736342869974627467386456509528582103696737122611974546884873125152404764906740846975378113559 |
Factorizations
| Primary | (ID: 19452) 156813120797253579231191970121 (proven prime) |
| (ID: 20280) 120599078988152505621780960897882048437460804607367714712789125451660981089804478403217346154913298424218213629580711888538141303026719447779200638534556909882493181275529194079 (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.