Base 5 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 725: | \[{5^{725}-1\over4}\] | 11 × 59 × 71 × 101 × 251 × 401 × 1451 × 21751 × 35671 × 97151 × 1461311 × 9384251 × 22125996444329<14> × 508005163062054101<18> × 2986825327584332523851<22> × 1402006809136700630208151<25> × 1526625921911039333504551<25> × 2158365113981511371558358567665231<34> × 488654500355218081336311051543759628081<39> × 296269439535747252943894468070363938094487279043019269906635271651<66> × 375262798538426265187590386968832412535083896262567260622572804229241008884589322371756715991647601<99> × 23926900292639883156407297736240012126977827602822570426718105877786726068706222621726518861554252496086413525545295621153164751<128> |