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- multiply perfect number 多重完全数
- A perfect number is defined as a positive integer which is the sum of its proper positive divisors, that is, the sum of the positive divisors not including the number itself. 实数 由所有能被十进位数表示的数所组成,不论其为有理数或无理数。
- In this paper, the concept and the results of perfect number are being discussed. Features of the index number of odd perfect number are obtained by utilizing number's standard factorization. 摘要介绍了与完全数有关的概念和结论,利用数的标准分解式给出了奇完全数的素因子次数的特征。
- perfect number of the second kind 第二类完全数
- On Prime Factors of Odd Perfect Number 关于奇完全数的素因子
- On Several Propositions of Perfect Number 关于完全数的几个命题
- Euler Factor of Odd Perfect Number 奇完全数的欧拉因子
- Perfect Number and Pseudoperfect Number 完全数与伪完全数
- Some Theroms of Odd Perfect Number 关于奇完全数的几个定理
- He learned to multiply at the age of five. 他五岁学会做乘法。
- Profit multiply in the boom year. 兴旺之年利润增长。
- Nothing in the world is flawless and perfect. 世上没有十全十美的东西。
- Think of a number and multiply it by two. 想出一个数,然后乘以二。
- He thumbed through the directory to look for her number. 他翻阅电话号码簿找寻她的号码。
- The weather during our holiday was perfect. 我们度假时的天气好极了。
- We must multiply our efforts to clear up the mystery. 我们必须加倍努力来澄清这一神秘的事件。
- The project is far from perfect. 这项企划很不完美。
- Let me note down your address and telephone number. 让我记下你的地址和电话号码。
- What's the secret of baking perfect bread? 烤出好面包的秘诀是什么?
- If you multiply this number by this one... 如果你用这个数乘以这个数