Factor Info
| ID | 18261 |
| Size | 163 digits / 540 bits |
| Status | composite |
| Value | 2117113265543524803474255968819574165540524527187895533257961099825857634306109115441264389483475023980800080535629971715914757791694042152924687973719824245715201 |
Factorizations
| Primary | (ID: 8205) 42693162668620904426304495389707999425601 (proven prime) |
| (ID: 18262) 49589047360494195947861134659824818048360108842387138886412646055557830070093757618156763252735551910451538832231648529601 (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.