Base 10 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 103: | \[{10^{103}-1\over9}\] | 1031 × 7034077 × 153211620887015423991278431667808361439217294295901387715486473457925534859044796980526236853<93> |