Base 22 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| * 402: | \[{22^{402}-1\over21}\] | 3 × 132 × 23 × 463 × 1609 × 11257 × 3690763 × 622363537 × 3159310638577<13> × 149975938430081<15> × 1484803176334477<16> × 772984350552229340405744597<27> × 5892621097397450166023917042943<31> × 49875784408894150487555368701937<32> × 70755410793125394866207615998447<32> × 4351253391571134648289521434055308854966013<43> × 1284060645190265260031493982094927964437188002770779746457810617852446376659434949956065583153737644569711986735561716668952341<127> × [1512276734505848818164208469962232874764098775915537669382063576507095004994471853374022092329748233871627554230313881712106178278942558802403069018697541923368983627766434292019<178>] |