Base 25 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 176: | \[{25^{176}-1\over24}\] | 24 × 13 × 17 × 23 × 67 × 89 × 313 × 353 × 2593 × 5281 × 11489 × 13729 × 929281 × 1827937 × 2704769 × 12207031 × 29423041 × 1030330938209<13> × 1800750547615213217<19> × 71225159567951317923809<23> × 91029014606406186465761<23> × 609201485490930587260897<24> × 830940907997357679202561<24> × 9080418348371887359375390001<28> × 4300806813670912100945629926401<31> |