Base 3 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 440: | \[{3^{440}-1\over2}\] | 24 × 52 × 113 × 23 × 41 × 61 × 67 × 89 × 661 × 1181 × 1321 × 3851 × 5501 × 7481 × 15401 × 131561 × 177101 × 570461 × 659671 × 2382953 × 42521761 × 56625998353<11> × 24472341743191<14> × 560088668384411<15> × 927319729649066047885192700193701<33> × 1459129530571870351946267230441980296015896719783440814558211961<64> |