Base 30 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 140: | \[{30^{140}-1\over29}\] | 11 × 17 × 31 × 53 × 71 × 113 × 631 × 44171 × 54121 × 71261 × 93997 × 167021 × 572573 × 837931 × 1118041 × 1618891 × 1929481 × 12109381 × 1825230961 × 73276901251<11> × 460980075781<12> × 927132724337<12> × 13779424848911<14> × 1876095620543621<16> × 173228902187967944232912812639679803618814136443544362299521<60> |