Factor Info
| ID | 4990 |
| Size | 153 digits / 506 bits |
| Status | composite |
| Value | 138967553623864907419081705900868859295755838142296219696729147056000424403336218989312127959408071234731302666911677475077506171254390528480447046703169 |
Factorizations
| Primary | (ID: 4266) 56495392933101222275861053369 (proven prime) |
| (ID: 4991) 2459803293844203211739227930134068296866578484118907386985949726211844116794510059495960315656820080176172232649970133504201 (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.