Base 15 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
114: | \[{15^{114}-1\over14}\] | 24 × 211 × 229 × 241 × 4561 × 13757 × 4272113 × 292582141 × 611028193819<12> × 370649274902657<15> × 439799488353587<15> × 835726294918884968025848899<27> × 6969521913939651515520634098282421<34> |