Base 22 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 164: | \[{22^{164}-1\over21}\] | 5 × 23 × 83 × 97 × 13121 × 49201 × 1987681 × 22075057 × 1298408911 × 13358118161<11> × 183594641609<12> × 91902256249183<14> × 4368908587718560589674037478227<31> × 31236616349405598842487992724899573007733<41> × 653105622795030982784088399582057343473636425537749646032790147588701944733<75> |