Base 22 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
143: | \[{22^{143}-1\over21}\] | 67 × 79 × 353 × 2003 × 216395323 × 1176469537 × 85107437663<11> × 44666860442306031190265007433<29> × 64042071211885181234694097939<29> × 190028896165494046739410878641511134917366947856056331791014796836836782671437866073094557871731<96> |