Base 10 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 230: | \[{10^{230}-1\over9}\] | 11 × 41 × 47 × 139 × 271 × 691 × 2531 × 9091 × 31511 × 19707665921<11> × 549797184491917<15> × 20414137203567631<17> × 11111111111111111111111<23> × 5799951513941382144830754391<28> × 122403569491783662720773144041<30> × 15918798843849477568899983937931966555877132981347465830696251648192619376266439940521<86> |