Base 10 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 406: | \[{10^{406}-1\over9}\] | 11 × 59 × 239 × 3191 × 4649 × 16763 × 19489 × 43037 × 62003 × 909091 × 243720583 × 18620680471<11> × 77843839397<11> × 2563963356465898129<19> × 68616805173400502243<20> × 223072327648229020879<21> × 154083204930662557781201849<27> × 13569612563320403017443683179<29> × 6656280510176649041177006666533233898159823895551612176879783493172755702305410407269034716016715927564139783<109> × 3157699606121412762302752567433818362194673059549755317723934675026306764122137710141583577297036456399624339368321893<118> |