Factor Info
| ID | 19681 |
| Size | 247 digits / 819 bits |
| Status | proven prime |
| Value | 2557410180456133012695296509537372979376491356924379552525114935669331084986752230647446546259197479934221837065635648510025350381215759674118823641087628274237766333894639357732286152115312924645292259846495854098673368096039697255340580355564267 |