Factor Info
| ID | 1978 |
| Size | 107 digits / 355 bits |
| Status | composite |
| Value | 40267929895591200478314161545046461433159033646630659503571339258933625720558522742241336397303526218962689 |
Factorizations
| Primary | (ID: 10093) 30016174256162564500796256025759294874672213663 (proven prime) |
| (ID: 10094) 1341541048900456300955783376257039203837561116699959413175903 (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.