Base 36 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 73: | \[{36^{73}-1\over35}\] | 293 × 439 × 120855443 × 1389436303 × 44764549877<11> × 2436094907761<13> × 8439148071138817<16> × 138721648424756087<18> × 4221883459378030470824476438562257<34> |