Factor Info
| ID | 158951 |
| Size | 207 digits / 688 bits |
| Status | composite |
| Value | 687954709050569959967104572464467713266984554607085910967023285766830099651956567875073426592721882907205786437216716992943364391529786639049731121290068383381147832642489059325689935110303178401735218377987 |
Factorizations
| Primary | (ID: 158767) 1461106583208387755192310613 (proven prime) |
| (ID: 192238) 470844986229489618447080002069023884570186245613671571390338408515227057146484895757979757066278933395415648866557970551224666891863184007083192265794537331398017430092544309182199 (proven prime) |
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.