英语词汇“perfect number”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	perfect number
释义	Trends of perfect number View usage for: perfect number in British English noun an integer, such as 28, that is equal to the sum of all its possible factors, excluding itself perfect number in American English a positive integer which is equal to the sum of all its factors, excluding itself: the firstfour perfect numbers are 6, 28, 496, and 8,128 Examples of 'perfect number' in a sentence perfect number I have enough dishes and silver to serve dinner to eight people, the perfect number. Patricia Gaffney THE SAVING GRACES (1999)
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英语词典包含298861条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。

Trends ofperfect number