Factor Info
| ID | 42220 |
| Size | 188 digits / 623 bits |
| Status | composite |
| Value | 21120271896606910037807172854125678614896709509334819371158483463648201200906314150706800781158150930069492652946464401169893487777735018670709536466477304617672243246256892218924765925921 |
Factorizations
| Primary | (ID: 7411) 918229218981115419161903071 (proven prime) |
| (ID: 46133) 23001088900266498664434800065367371590644789014322873042666514958950807823820197509255684343290725997018999190876966272178745821449912462418745069780637258788351 (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.