Factor Info
| ID | 131857 |
| Size | 94 digits / 309 bits |
| Status | composite |
| Value | 1028745299687491084006366037347064553648869049552877866239830206461176089705188587779802278403 |
Factorizations
| Primary | (ID: 131858) 312273321889143336074893 (proven prime) |
| (ID: 131713) 3294374599354005853277348118801020320577770679452967363801793269477071 (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.