Factor Info
| ID | 30973 |
| Size | 158 digits / 523 bits |
| Status | composite |
| Value | 21489439010056531610128591202959011792797672903368341275938264315996254145496705969646770869828994406236282165251711157156879339959592157725476020656349912343 |
Factorizations
| Primary | (ID: 30974) 4163583127968433224662158212210960576841 (proven prime) |
| (ID: 30975) 5161284967676873709619333217939447415885600740144412455879927086864377300877904582194552654696960420704078968586845023 (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.