Factor Info
| ID | 20453 |
| Size | 202 digits / 670 bits |
| Status | composite |
| Value | 3541448970754071926236943669721868089878658981263358563884623222268271828374995413806160722871840564311652963568088521558395354269893677035281333793081590847103210442160142193296506909691854803268905379 |
Factorizations
| Primary | (ID: 20454) 8640537866821528796307988728455578923633637199851 (proven prime) |
| (ID: 20455) 409864411838613254834810298269737017483841758501086674567886524113046951392747102938647829431658527906836722958547750130523524986784315938006608047314729 (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.