Base 19 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 227: | \[{19^{227}-1\over18}\] | 11351 × 787392631 × 44163820199<11> × 1547132345639<13> × 16108960537689732640742672483442589<35> × 1068828005828912584294937949680694102889223761032284290915819184733706395134471521055977011008708287692723017851668878581916053609892450387176296714906702444472505515488264715633140436234337552679604108603019279682537409<220> |