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Descimpuneti in baza 10 numarul 729

Răspuns :

729=7*100+2*10+9
7029=7*1000+0*100+2*10+9
702090=7*100000+0*10000+2*1000+0*100+9*10
7020900=7*1000000+0*100000+2*10000+0*1000+9*100