Base 10 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 201: | \[{10^{201}-1\over9}\] | 3 × 37 × 1609 × 493121 × 2046166739518832881<19> × 79863595778924342083<20> × 28213380943176667001263153660999177245677<41> × 184976479633092931103313037835504355363361<42> × 1479324487468932812154772125499257696540643946328553680234277466780839<70> |