Factor Info
| ID | 15991 |
| Size | 196 digits / 650 bits |
| Status | composite |
| Value | 2836006551178953537379343128582007751983565320307442411742896548355907241985444995045037347373028346542620410324328050568552530012917100237975483172791679043727542040074214900928413577941578536321 |
Factorizations
| Primary | (ID: 11358) 10559241583796365631935764162530238561452234881 (proven prime) |
| (ID: 15992) 268580515813837805739085028795525991427028497595809336993951780160116207212846825227601745116689745766453440066138207748895361400251929365141663530241 (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.