Base 10 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 404: | \[{10^{404}-1\over9}\] | 11 × 1012 × 607 × 809 × 1213 × 1327067281 × 3679329001 × 19384130081<11> × 12793360409007449<17> × 4908990488743183603681<22> × 4531530181816613234555190841<28> × 129063282232848961951985354966759<33> × 5383539446793990416488818114381662511041<40> × 18998088572819375252842078421374368604969<41> × 147987024898557331825270928295100820916509<42> × 274709671055935535763734628625616947603714681537231287179261<60> × 11500490394117824585468796003575163076836624586334794818271756072956027758946488969<83> |