tables > repunit > 21

Base 21 Repunits

Table

Viewing: 856 – 856 << prev next >>

(available: 0-999)

Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>

* 856: \[{21^{856}-1\over20}\] 23 × 11 × 13 × 17 × 857 × 2141 × 97241 × 1734899 × 99731115073<11> × 4272624310883<13> × 16039770717611<14> × 114874039907713<15> × 177556847282189<15> × 352523466309500183<18> × 28393434685140971659<20> × 17813258783089772599327<23> × 55837009494804076861723<23> × 107739552297307643008981<24> × 1119040067354603505770183137<28> × [327729168998069101201922621036290345646978349591509504674370016451803318284085816914629367438752080070803519315146346403846603808027457137802568115880958290218281456915543707360267661784352947701902504701507271404646787756211779317294894698382296808680436257499885811198984420316471643030156894221840659809636338543141205844350015708287054706333035499854424802446381322007163828065270160174946325383128446140326449323715894164649063701693974188282701814976466198549207316200005533078439714463795189076219719253424586054119463932149313147206886353684328776906561459624151249907053886014228937036009169654388385965117119023949239967089346690494935675721854282657417201204792308664198702554845923905291554380049860794899744807315832474830250551175842408723181215735288058496612323403725366750412865216195021531420300417934758349908879721639949364567842091834682076976011900450625754281703710440039783426231846446117<912>]

Index range: 856 – 856 << prev next >>