Base 10 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 305: | \[{10^{305}-1\over9}\] | 41 × 271 × 733 × 1831 × 2441 × 4637 × 329401 × 974293 × 38981441 × 1360682471 × 23886931441<11> × 106007173861643<15> × 7061709990156159479<19> × 2589575105599981821056130911<28> × 119724826129796860249638217747306760831<39> × 15036424216810835394267218232384724378143658798913881034271601<62> × 46389018100608689270432651452124297645484071574686691412784325113145223877494873357561801<89> |