Factor Info
| ID | 28727 |
| Size | 168 digits / 556 bits |
| Status | composite |
| Value | 218873280673944856334973385662819985257112395129433491129959963575871591393312135647282275777407912978019016878576492704412697343694018176500098255924915065089095229361 |
Factorizations
| Primary | (ID: 6964) 17298244498006001776733260622470717119751907722059351560259725074404263356882341457 (proven prime) |
| (ID: 28728) 12652918664617947426477879732458003878159582375911335747641722847513047110593155679073 (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.