Base 23 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 288: | \[{23^{288}-1\over22}\] | 27 × 33 × 5 × 7 × 132 × 17 × 19 × 37 × 53 × 73 × 79 × 97 × 109 × 163 × 193 × 271 × 577 × 937 × 1117 × 1153 × 3697 × 4789 × 5689 × 7549 × 101089 × 139921 × 623009 × 1247329 × 2194369 × 2968201 × 7792003 × 12682129 × 83575993 × 20521396873<11> × 454068345889<12> × 6838148542609<13> × 229381734152257<15> × 483563163219889<15> × 22940642107501633<17> × 15887591750468908417<20> × 770283379671906761761<21> × 407224484166884181877362445718270557537330551361<48> × 4018748932581783605562530555757130783754712194410840622127074370375181043605805427867511870012678956579002730241<112> |