Base 22 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 268: | \[{22^{268}-1\over21}\] | 5 × 23 × 97 × 269 × 1609 × 7102001 × 36655433 × 3159310638577<13> × 149975938430081<15> × 1484803176334477<16> × 772984350552229340405744597<27> × 5892621097397450166023917042943<31> × 70755410793125394866207615998447<32> × 4351253391571134648289521434055308854966013<43> × 81289372809055810916420114699451715971875201829787429918754309808449557<71> × 277710535340010647092928268511325160553566578676480189340562145299241123550485067381900613<90> |