Base 23 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 123: | \[{23^{123}-1\over22}\] | 7 × 79 × 83 × 134337403 × 93437190589<11> × 117018989947<12> × 25524535334361275676419130602983<32> × 317018172698691402707105521066838685448001<42> × 25898991752226259010080981501581857120780143806252217139641<59> |