Factor Info
| ID | 81490 |
| Size | 136 digits / 451 bits |
| Status | composite |
| Value | 5619172144084094525327556645672766067661036165055156388422722254169192592425334070769585602161331583008924485373486998570159490540812211 |
Factorizations
| Primary | (ID: 81491) 544057581577163092717976435498133748688585730389659983931385550931 (proven prime) |
| (ID: 81172) 10328267327503703715815862892879436180990718925631209821424548571182881 (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.