自然数按是不是2的倍数分为 自然数（0除外），按是不是2的倍数可分为______和___...
\u5982\u679c\u6309\u201c\u88ab3\u9664\u201d\u6765\u5206,\u81ea\u7136\u6570\u53ef\u5206\u4e3a\u54ea\u4e09\u7c7b\u5982\u679c\u6309\u201c\u88ab3\u9664\u201d\u6765\u5206,\u81ea\u7136\u6570\u53ef\u5206\u4e3a\uff1a\u6574\u9664\uff0c\u4f59\u6570\u4e3a1\uff0c\u4f59\u6570\u4e3a2\u3002
\u5728\u6574\u6570\u7684\u9664\u6cd5\u4e2d\uff0c\u53ea\u6709\u80fd\u6574\u9664\u4e0e\u4e0d\u80fd\u6574\u9664\u4e24\u79cd\u60c5\u51b5\u3002\u5f53\u4e0d\u80fd\u6574\u9664\u65f6\uff0c\u5c31\u4ea7\u751f\u4f59\u6570\u3002
\u76f8\u5173\u8fd0\u7b97\u89c4\u5219
1\u3001\u88ab\u9664\u6570\u00f7\u9664\u6570=\u5546\uff08\u2026\u2026\u4f59\u6570\uff09\uff1b
2\u3001\uff08\u88ab\u9664\u6570-\u4f59\u6570\uff09\u00f7\u5546=\u9664\u6570\uff1b
3\u3001\u9664\u6570\u00d7\u5546+\u4f59\u6570=\u88ab\u9664\u6570\uff1b
4\u3001\u5546=\uff08\u88ab\u9664\u6570-\u4f59\u6570\uff09\u00f7\u9664\u6570\u3002
\u6269\u5c55\u8d44\u6599
\u5546\u968f\u88ab\u9664\u6570\u548c\u9664\u6570\u53d8\u5316\u7684\u89c4\u5f8b
\uff081\uff09\u88ab\u9664\u6570\u6269\u5927\uff08\u7f29\u5c0f\uff09n\u500d\uff0c\u9664\u6570\u4e0d\u53d8\uff0c\u5546\u4e5f\u76f8\u5e94\u7684\u6269\u5927\uff08\u7f29\u5c0f\uff09n\u500d\u3002
\uff082\uff09\u9664\u6570\u6269\u5927\uff08\u7f29\u5c0f\uff09n\u500d\uff0c\u88ab\u9664\u6570\u4e0d\u53d8\uff0c\u5546\u76f8\u5e94\u7684\u7f29\u5c0f\uff08\u6269\u5927\uff09n\u500d\u3002
\uff083\uff09\u88ab\u9664\u6570\u8fde\u7eed\u9664\u4ee5\u4e24\u4e2a\u9664\u6570\uff0c\u7b49\u4e8e\u9664\u4ee5\u8fd9\u4e24\u4e2a\u9664\u6570\u4e4b\u79ef\u3002\u6709\u65f6\u53ef\u4ee5\u6839\u636e\u9664\u6cd5\u7684\u6027\u8d28\u6765\u8fdb\u884c\u7b80\u4fbf\u8fd0\u7b97\u3002\u5982\uff1a300\u00f725\u00f74=300\u00f7\uff0825\u00d74\uff09\u9664\u4ee5\u4e00\u4e2a\u6570\u5c31=\u8fd9\u4e2a\u6570\u7684\u5012\u6570\u3002
\u4f59\u6570\u7684\u6027\u8d28\uff08a\uff0cb\uff0cc\u5747\u4e3a\u81ea\u7136\u6570\uff09
\uff081\uff09\u4f59\u6570\u548c\u9664\u6570\u7684\u5dee\u7684\u7edd\u5bf9\u503c\u8981\u5c0f\u4e8e\u9664\u6570\u7684\u7edd\u5bf9\u503c\uff08\u9002\u7528\u4e8e\u5b9e\u6570\u57df\uff09\uff1b
\uff083\uff09\u5982\u679ca\uff0cb\u9664\u4ee5c\u7684\u4f59\u6570\u76f8\u540c\uff0c\u90a3\u4e48a\u4e0eb\u7684\u5dee\u80fd\u88abc\u6574\u9664\u3002\u4f8b\u5982\uff0c17\u4e0e11\u9664\u4ee53\u7684\u4f59\u6570\u90fd\u662f2\uff0c\u6240\u4ee517-11\u80fd\u88ab3\u6574\u9664\u3002
\u53c2\u8003\u8d44\u6599\u6765\u6e90\uff1a\u767e\u5ea6\u767e\u79d1--\u88ab\u9664\u6570
\u53c2\u8003\u8d44\u6599\u6765\u6e90\uff1a\u767e\u5ea6\u767e\u79d1--\u4f59\u6570
\u81ea\u7136\u6570\uff080\u9664\u5916\uff09\uff0c\u6309\u662f\u4e0d\u662f2\u7684\u500d\u6570\u53ef\u5206\u4e3a\u5947\u6570\u548c\u5076\u6570\u4e24\u7c7b\uff0e\u6309\u56e0\u6570\u7684\u4e2a\u6570\u53ef\u5206\u4e3a1\u3001\u8d28\u6570\u548c\u5408\u6570\u4e09\u7c7b\uff0e\u6545\u7b54\u6848\u4e3a\uff1a\u5947\u6570\uff0c\u5076\u6570\uff1b1\uff0c\u8d28\u6570\uff0c\u5408\u6570
自然数按是不是2的倍数分为偶数和奇数两类；按因数的个数分为质数、合数和1三类；1既不是质数也不是合数．
故答案为：偶数、奇数；质数、合数和1．
绛旓細1銆鑷劧鏁版寜2鐨勫嶆暟鏉ュ垎, 鍙互鍒嗕负濂囨暟鍜屽伓鏁般2銆佹槸2鐨勫嶆暟鐨勬暟鍙仛鍋舵暟锛涓嶆槸2鐨勫嶆暟鐨勬暟鍙仛濂囨暟銆
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绛旓細鍙互鍒嗕负(濂囨暟)鍜(鍋舵暟)銆
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