Base 25 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 304: | \[{25^{304}-1\over24}\] | 24 × 13 × 17 × 191 × 313 × 457 × 761 × 2593 × 6271 × 11489 × 14897 × 19609 × 40129 × 52289 × 213029 × 3981071 × 4189729 × 29423041 × 4885168129<10> × 2864226125209369<16> × 11524380579073027969<20> × 21363981507860375753<20> × 912480527030336132161<21> × 21654472202540732126905077281<29> × 101284922414513827611672455293249<33> × 615506112662870422746709179075698731217<39> × 218353713527382179771166705049588259776583489<45> × 4809593674057555780818464805806029123111820973831312258084693614519057307923544773790338982981289704543145180809253527087843649<127> |