Factor Info
| ID | 15291 |
| Size | 167 digits / 554 bits |
| Status | composite |
| Value | 35333153277832510368449355938518153727613717882997657611156828570509117723668654273752573309570494959272336464974430113061212787427299069780520635145790274665511305561 |
Factorizations
| Primary | (ID: 15292) 1175622349673189452424511749302390882321 (proven prime) |
| (ID: 15293) 30054849916433412759580554805666039453004171886375911737278284431498831723767303333170988296963782464578026089215571094292362441 (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.