Base 23 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 138: | \[{23^{138}-1\over22}\] | 23 × 32 × 7 × 132 × 47 × 79 × 139 × 277 × 461 × 691 × 1013 × 1289 × 1933 × 7591 × 11593 × 1641281 × 52626071 × 1522029233 × 643983069241<12> × 831603031789<12> × 1920647391913<13> × 49696373692116337<17> × 4027959480116314753<19> × 63202741390186172644453<23> × 2555778231696354754306517338366249<34> |