Factor Info
| ID | 143221 |
| Size | 111 digits / 367 bits |
| Status | composite |
| Value | 228748504635925190863859836395961046219680428317264877503756916852713106305638200199047220490908144612823258909 |
Factorizations
| Primary | (ID: 143131) 12494073732204373671387089 (proven prime) |
| (ID: 143222) 18308560485465158381829272325052415934188825836388428808805220029171640384324735402381 (proven prime) |
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.