prime number

英 [ˌpraɪm ˈnʌmbə(r)]

美 [ˌpraɪm ˈnʌmbər]

n.  素数，质数(只能被1和其自身整除)

TOEFL计算机

牛津词典

noun

• 素数，质数（只能被1和其自身整除）
  a number that can be divided exactly only by itself and 1, for example 7, 17 and 41

柯林斯词典

• 质数；素数
  In mathematics, aprime numberis a whole number greater than 1 that cannot be divided exactly by any whole number except itself and the number 1, for example 17.

英英释义

noun

• an integer that has no integral factors but itself and 1

双语例句

• A Simple Example: A Web-Based Prime Number Generator
  一个简单的示例：基于Web的质数生成器
• There are 271 kinds of tooth numbers of big gear which can realize mutual prime number.
  能实现齿数互质的大轮齿数有271种。
• The number of judging times in this method was cut down by improving the Miller-Rabin probabilistic prime number detection method, and the scope of test was reduced by being filtered using little prime number.
  在该方法中，通过对Miller-Rabin概率性素数检测法进行改进，减少判断的次数，并利用小素数进行筛选，大大缩小了测试的范围，有效地提高了寻找大素数的速度。
• Analysis and Comparison of Several Sieve Methods on Prime Number Searching with Matlab
  Matlab环境下素数筛选算法的分析及比较
• Prime Number and Two Isomorphic Group
  素数与两个同构群
• The q is a prime number.
  q是一个素数。
• This paper introduces the encryption and decryption of RSA system in public key and concludes that the key of the system security is the generation of big prime number.
  在详细介绍公要密码中RSA系统的加密、解密的基础上，分析了该系统安全的关键是大素数的生成。
• A prime number is a number that is not exactly divisible by any other number.
  一个最初始的数目是不可能被其它数字分化的。
• Technology of XML Index structure based on prime number coding schema
  基于素数编码Schema的XML索引结构的研究
• This file is the prime number calculator web worker: It calculates every prime number until it is stopped.
  这个文件就是质数计算器WebWorker：它会计算每一个质数，直至停止。