Base 17 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 190: | \[{17^{190}-1\over16}\] | 2 × 32 × 11 × 71 × 101 × 191 × 229 × 457 × 1103 × 1559 × 2927 × 54721 × 88741 × 312931 × 20352763 × 202607147 × 243888371 × 291973723 × 4038152734741<13> × 187416943366963385362106843598027255297128873684044635328810579195148221<72> × 790258628122415702756879695009414803659288068090984593801128670245440884276421<78> |