Base 11 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
158: | \[{11^{158}-1\over10}\] | 22 × 3 × 317 × 7901 × 681676939 × 185277551100523662054683911<27> × 3238766178025207268898109882481893<34> × 88961197883605801425821968775222633<35> × 31705898389348622756718888962810730367411163041955447<53> |