Factor Info
| ID | 728 |
| Size | 166 digits / 551 bits |
| Status | composite |
| Value | 3861013821665164740393960225205881290642618588143535442629650892849321138424808721667330305914891352398829018164037784860890097725341978213033877853138921866971476017 |
Factorizations
| Primary | (ID: 729) 138787200818838488796281 (proven prime) |
| (ID: 730) 27819667799950932076355597880780322874990942312608820888793477533809957576985018041181374831843322010106426515098931923294194993275307520648057 (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.