The product of all the prime numbers less than 20 is closest to which of the following powers of 10? a.10^9b.10^8c.10^7d.10^6e10^5 答案 选C~ 20以下的质数有2.3.5.7.11.13.17.19他们乘积为9699690最接近10的7次方 相关推荐 1 The product of all the prime numbers less than 20 is clo...
How many prime numbers less than 50 is 1 more than the product of twodistinct prime numbers each less than 50?(A)2(B)3(C)4(D)5(E)6 相关知识点: 试题来源: 解析 【解析】11.答案:(C).解可判断出这两个相异质数的乘积为偶数,因此其中较小的质数必为2可能的乘积为6、10、14、22、26、...
Four of the 5 prime numbers have the same units digit. What is the median of the 5 prime numbers? 2The sum of 5 differeht prime numbers is 200. Each of the 5 primenumbers is less than 100. Four of the 5 prime numbers have the same units digit. What is the median of the 5 ...
How many prime numbers less than 50 is I more than the product of two distinct prime numbers each less than 50?(A)2(B)3(C)4(D)5(E)6 相关知识点: 试题来源: 解析【解析】 11.答案:(C). 解 可判断出这两个相异质数的乘积为偶数,因此其中较小的质数必为2. 可能的乘积为6、10 、14、...
Exactly how many prime numbers less than 40 have 2 digits( ). A. 7B. 8C. 13D. 14相关知识点: 试题来源: 解析 B The 8 such crimes are11, 13, 17, 19, 23, 29, 31, and37. 小于40的两位数质数有( )个. A.7 B.8 C.13 D.14 有8个质数:11,13,17,19,23,29,31,37. 故选B....
百度试题 结果1 题目How many prime numbers are less than 10( ). A. 2B. 3C. 4D. 5相关知识点: 试题来源: 解析 C 反馈 收藏
1 How many positive prime numbers are less than the integer n ?() (1)14<n<20 (2)13<n<17 A.条件(1)充分,但条件(2)不充分. B.条件(2)充分,但条件(1)不充分. C.条件(1)和(2)单独都不充分,但条件(1)和条件(2)联合起来充分. D.条件(1)充分,条件(2)也充分. E.条件(1)和条件(2)单...
On the Number of Prime Numbers less than批注本地保存成功开通会员云端永久保存去开通 On the Number of Prime Numbers less than a Given Quantity. Bernhard Riemann Translated by David R. Wilkins Preliminary Version: December 1998 On the Number of Prime Numbers less than a Given Quantity. Bernhard ...
Now that we’ve reviewed prime numbers, let’s get back to the question at hand!Solve the QuestionAlright, first to get a. First let’s test 22. 22 is even, so it’s divisible by 2. Next is 23. We don’t recognize it from our 9×9 multiplication table and 23 is not divisible...
be the number of prime numbers less than or equal to N. What is #(8620)− #(8614)( ). A. 0B. 1C. 2D. 3相关知识点: 试题来源: 解析 A Since 8615 is divisible by 5, 8617 is divisible by 7, 8619 is divisible by 3, and the rest are even, #(8620)= #(8614). 对于任意...