Factor Info
| ID | 158880 |
| Size | 186 digits / 616 bits |
| Status | composite |
| Value | 161678170262350905502953938718637315724620898043925558363520613440398373415695313744102405362713157443677458506012888694017125044742469182357433361910946474045679494704056843775987729661 |
Factorizations
| Primary | (ID: 192181) 338965234002974608541091596217314522917374771320326798978082600200438710752551 (proven prime) |
| (ID: 192182) 476975671967975599513031755506061535307660735655951461431359063263106124291689507191668052190674495946871611 (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.