Factor Info
| ID | 81378 |
| Size | 207 digits / 687 bits |
| Status | composite |
| Value | 410409979124803139247826528708967063231978547289886432511132335129396596969454509699705159316773941971890495947225988964012823140206200770365953588105419956576337857922200228627308407552802301432579667152637 |
Factorizations
| Primary | (ID: 58204) 39576180399500480620508565123967 (proven prime) |
| (ID: 81379) 10370126045058739882212135814927006671587050340482662288355829285217884425453561765949890816534095527165408398815456424889876854551796086222312906682705490120424172539935067011 (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.