the only prime factors of a number 'n' are 2,5,7,and 17.which of the following could not be a factor of a)10 b) 20 c) 25 d)30 e)34 相关知识点: 试题来源: 解析 亲,选择C吧,题目意思是说,只能n的因子只能是2,5,7,17,而10=2*5,20=2*2*5,30=2*3*5【3不符合要求】,34=...
aA number whose only prime factors are 2,3,5 or 7 is called a humble number. The sequence 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 25, 27, ... shows the first 20 humble numbers. 唯一的主因是2,3,5或7的数字称一个谦逊的数字。 序列1, ...
A. It has only two factors. B. It has more than two factors. C. It is divisible by all numbers. D. It is always E. ven. 相关知识点: 试题来源: 解析 A。本题考查质数的概念。如果一个数是质数,那么它只有两个因数,1 和它本身。B 选项是合数的特点;C 选项错误;D 选项质数不一定是偶...
A prime number is a number greater than 1 whose only whole number factors are itself and 1, Of the numbers greater than 50, 51=3×17 and 52=2×26, The first prime is 53, 一个素数就是它的因子只有1和它本身.那么大于50的最小素数是( ). A.51 B.52 C. 53 D.59 一个素数就是它的...
百度试题 结果1 题目(a) If p and are two different prime numbers, pg has only 2 factors.False Answer 相关知识点: 试题来源: 解析 False 反馈 收藏
Ryle tried the Embassy, only to be told that Hugh was in a meeting... 赖尔试着找了大使馆,却被告知休正在开会。 柯林斯高阶英语词典 He raced through the living room, only to find the front door closed. 他飞快地跑过起居室,却发现前门锁上了。 柯林斯高阶英语词典 It's only fair to let ...
What is the largest number of square units the are a could have? 答案 【解析】77. 相关推荐 1【题目】2,3,5,7,11,.. 2 are examples ofprime numbers; each number has only itself and 1 as factors. Suppose the number of unitsin each of the length and width of a rectangle are prime ...
7.7 Design an algorithm to find the kth number such that the only prime factors are 3,5, and 7. 这道题跟之前LeetCode的那道Ugly Number II 丑陋数之二基本没有啥区别,具体讲解可参见那篇,代码如下: classSolution {public:intgetKthMagicNumber(intk) { ...
If integer p is greater than 1, is p a prime number? (1)p is odd. (2)The only positive factors of p are 1 and p. 选项: A、Statement (1) ALONE is sufficient, but statement (2) alone is not sufficient. B、Statement (2) ALONE is sufficient, but statement (1) alone is not ...
shows the first 20 humble numbers Write a program to find and print the nth element in this sequence Input the input consists of one or more test cases. each test case consists of one integer n with 1 3请用c++语言.Problem Description A number whose only prime factors are 2,3,5 or ...