Base 30 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 153: | \[{30^{153}-1\over29}\] | 72 × 19 × 103 × 409 × 33967 × 66665161 × 729027001 × 13984349825557<14> × 10570676926829627653<20> × 44233593921878903501105053<26> × 179131919437879366272824933312584640171858216971<48> × 4542278286310619696264311937351657263826584682325530158103862265974501102206235634246922863<91> |