Base 12 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 140: | \[{12^{140}-1\over11}\] | 52 × 13 × 29 × 71 × 211 × 491 × 659 × 673 × 4943 × 13063 × 19141 × 22621 × 806821 × 6089651 × 71874601 × 85403261 × 425455031 × 10365509281<11> × 13156924369<11> × 1612092376073761<16> × 5298455664688950121<19> × 86121235964912696227980301<26> |