@heir:
d10000 = (7689) = 7689
d10000 = (7689) = 768920d20 = (1+5+19+6+12+6+2+8+7+5+20+12+12+11+10+14+13+6+17+18) = 204d20=4 = ( 20d20=4 = ( 100d20=8 = ( 100d20=8 = ( 100d20=8 = ( d777 = (751) = 751100d7777=7777 = ( d777%777 = (727)%777 = 727d7777d7777=7777 = ( 100d777=777 = ( 100d777=777 = ( 100d777=777 = ( 100d777=777 = ( 100d777=777 = ( 100d777=777 = ( 100d777=777 = ( 100d777=777 = ( 100d777=777 = ( 100d777=777 = ( 100d777=777 = ( 100d777=777 = ( 100d777=777 = ( 100d777=777 = ( d777 = (214) = 214100d777=777 = ( 100d777=777 = (