Factor Info
| ID | 1921 |
| Size | 131 digits / 435 bits |
| Status | composite |
| Value | 84418644956871175319106808603329644584971551031838649630247772217840142899226986507247454732270668780658226372994375669340883023889 |
Factorizations
| Primary | (ID: 391) 1045794092558661358680161 (proven prime) |
| (ID: 1922) 80722051843236922934265031798806459932118753118449055650180958083567991480331564418930857768196760557936049 (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.