Factor Info
| ID | 19819 |
| Size | 158 digits / 523 bits |
| Status | composite |
| Value | 15181034931825479010431427854834965675226547071993085997074731719481888687332407541922209343863654829103590378348235285309401304722907273035433137789491557227 |
Factorizations
| Primary | (ID: 19820) 4477350074169470752905544969081 (proven prime) |
| (ID: 19821) 3390629430431904728482580978759776792478151704865230265845424229994148174565842134885906100851183248655880652845008294779844867 (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.