Base 15 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
186: | \[{15^{186}-1\over14}\] | 24 × 211 × 241 × 311 × 4651 × 958459 × 12871001296201<14> × 14572134604887829<17> × 660603097954354915026956925328631<33> × 8430032843479545087405985065664262044587757343176483519553882603491<67> × 34327408553153235877683920788486912324029949838354936279201903283843361<71> |