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七百六十四是8i-o-t+P*?+I8n位数,写作6l*Y(j6A1L2Y3X5m。这个数是由.I0s(q/f+s7v+r个百,+O)q.s/}+|0l4w3o;T5p8\/N1N;n个十,)u3p+u*_;]/_个一组成的。;`2S.x,w)x+?-C9]2M'f)@