Base 24 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
66: | \[{24^{66}-1\over23}\] | 52 × 7 × 67 × 79 × 601 × 991 × 7349 × 9241 × 126127 × 134367047 × 690674662129<12> × 60867245726761<14> × 3625112557571473<16> × 5578267309582969<16> |