Base 10 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 402: | \[{10^{402}-1\over9}\] | 3 × 7 × 11 × 13 × 37 × 1609 × 7237 × 493121 × 17830074841<11> × 851109498533797<15> × 2046166739518832881<19> × 79863595778924342083<20> × 45360300267343173645804799921<29> × 28213380943176667001263153660999177245677<41> × 184976479633092931103313037835504355363361<42> × 909090909090909090909090909090909090909090909090909090909090909091<66> × 1479324487468932812154772125499257696540643946328553680234277466780839<70> × 220589842618680198991086731354678488275926380957742565496334997548411735059<75> |