Base 29 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 149: | \[{29^{149}-1\over28}\] | 1689862939 × 167776773487<12> × 255444410634612137447<21> × 54294595240782262456743218015617474844346128301821797503336281095134772703783<77> × 716980479559616250650040556610958001185791628141083172918197834019169472942550225485251135457221417<99> |