Base 10 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 345: | \[{10^{345}-1\over9}\] | 3 × 31 × 37 × 41 × 271 × 277 × 5521 × 31511 × 74521 × 487831 × 2906161 × 19277911 × 19707665921<11> × 203864078068831<15> × 20414137203567631<17> × 11111111111111111111111<23> × 1595352086329224644348978893<28> × 5799951513941382144830754391<28> × 122403569491783662720773144041<30> × 35645906496364306434849378023333297827811383782580351<53> × 804791137698205712227875104211652255670618070071975559971188073748078291737835666205639770770978612281<102> |