Base 25 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 268: | \[{25^{268}-1\over24}\] | 22 × 13 × 269 × 313 × 1609 × 20369 × 26399 × 2454335007529<13> × 604088623657497125653141<24> × 11293772630057337854244300009061892827351888021<47> × 8670367881621696201246383264395739338019619427601080980701370016748806481465099715917129<88> × 33681143588595920844564134349105492037412017196065519329321926597789598373705302211662541119647190380393508253771113342078436606690357719421008432512113722632406302690565490875000390001<185> |