Base 10 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 113: | \[{10^{113}-1\over9}\] | 227 × 908191467191<12> × 53895712312217719065267103426685397298498705173449226555003346881878523705781079015749721646701723<98> |