Factor Info
| ID | 81489 |
| Size | 197 digits / 653 bits |
| Status | composite |
| Value | 19753606683911586839281475850487686129703625229321289771022699429397308050898706592126273154564085064109348750774950649179681620063060874919341893189279198668859208459300268144336436216317448335461 |
Factorizations
| Primary | (ID: 81171) 3515394470466317397438410553789278990817245305681945643215751 (proven prime) |
| (ID: 81490) 5619172144084094525327556645672766067661036165055156388422722254169192592425334070769585602161331583008924485373486998570159490540812211 (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.