Base 19 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 300: | \[{19^{300}-1\over18}\] | 23 × 3 × 53 × 73 × 11 × 132 × 31 × 61 × 101 × 127 × 151 × 181 × 211 × 271 × 769 × 911 × 1601 × 2251 × 6451 × 79151 × 127051 × 467101 × 1081291 × 2460181 × 171434401 × 6229677151<10> × 16936647121<11> × 1687178375041<13> × 675303194549101<15> × 747596648084101<15> × 36035657195482151<17> × 590165627314172101<18> × 3545449651653764401<19> × 50354695689851837101<20> × 164375644290642589501<21> × 1379878520583653811451<22> × 593988948836648425018473546817927201<36> × 3025055984031658565015133229743220821857218501<46> × 66752838155720148978386304129702590054930676901<47> |