Base 30 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 209: | \[{30^{209}-1\over29}\] | 191 × 8779 × 1969199 × 1302612084973<13> × 610851724137931<15> × 569034669563412361<18> × 2098323645062285611121141<25> × 5746641524175291565514999803655569849587212159307104494259804899369663451303877196068403699640914343626923854159615333530748023871318033654598315487838703986825672236871516267594858743297205640035975327160254402223302473753067<226> |