Base 30 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 180: | \[{30^{180}-1\over29}\] | 72 × 11 × 13 × 17 × 19 × 31 × 37 × 53 × 61 × 67 × 163 × 181 × 271 × 1171 × 4831 × 11161 × 12211 × 19801 × 54121 × 71261 × 120871 × 341191 × 421381 × 517831 × 809101 × 837931 × 4234801 × 12109381 × 21872881 × 51941161 × 729027001 × 2200625521380361<16> × 11122038072349381<17> × 256662120029225761<18> × 531440999271000001<18> × 1137692300860897741<19> × 41806278314664799375825111<26> × 241177690971657855145669242527731<33> |