Base 25 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 107: | \[{25^{107}-1\over24}\] | 643 × 6421 × 5486016363791<13> × 35411885288978941<17> × 172163150940018661<18> × 717433171088016374418821<24> × 159745355677531226795726527119537776550594226912629399294136965936054647<72> |