Base 17 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 400: | \[{17^{400}-1\over16}\] | 24 × 32 × 53 × 11 × 29 × 41 × 71 × 101 × 241 × 401 × 2551 × 5351 × 5801 × 18913 × 21881 × 41761 × 63541 × 88301 × 88741 × 184417 × 26278001 × 373207301 × 3583912721 × 11330289301<11> × 163633185836401<15> × 1186844128302568601<19> × 3302721872466377201<19> × 156294234529572167201<21> × 16916097286781519886001<23> × 4064228544226537005066401<25> × 2741517463686662290741112321<28> × 17280974612770188922074220577701<32> × 309965686736424720438503931641406401<36> × 1978851374064511060485963474518738329809427285201<49> × 4883616287571626173028130504590527730427474937846821580001<58> × 11834281822018199513676588671471721281016359814628497762944651310729133310801<77> |