Base 20 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 150: | 32 × 7 × 11 × 31 × 61 × 101 × 127 × 151 × 251 × 421 × 1451 × 3001 × 11251 × 152381 × 261451 × 1369801 × 7466201 × 46794901 × 26876632021<11> × 51051875401<11> × 4273193518996201<16> × 9308203137060768572251<22> × 1038193734970398415809901<25> × 50400599307654932765408401<26> × 104988737576990732806404001<27> |