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一、庆祝《1983》春节本刊从今年起改为双月刊,全年共发行六期.下面共拟了六道算术题,以助乐于新春佳节. 1.1983是质数还是合数?如果是合数,写出它的标准分解式.
I. To celebrate the 1983 Spring Festival edition of this issue has been changed to a bimonthly magazine from this year. A total of six issues were issued throughout the year. Six math problems were proposed below to help the Spring Festival. 1.1983 is a prime number or a composite number? If it is a composite number, write Its standard decomposition.