For each integer b ≥ 3 and every x ≥ 1, let Nb,0(x) be the set of positive integers n ≤ x which are divisible by the product of their nonzero base b digits. We prove bounds of the form xρb,0+o(1) < #Nb,0(x) < xηb,0+o(1), as x → +∞, where ρb,0 and...
"All numbers divisible by 2 are even. 5 is not divisible by 2." So, 5 ___ be an even number. A. must B. can't C. might D. could 相关知识点: 试题来源: 解析 B。本题重点是逻辑推理和英语知识。所有能被 2 整除的数是偶数,5 不能被 2 整除,所以 5 不可能是偶数,A 选项 must ...
Numbers divisible by 2: even numbers; Numbers not divisible by 2: odd numbers→345, 123; Numbers divisible by 5: ending in 0 or 5; Numbers not divisible by 5: not ending in 0 or 5→456, 234, 123; Only 123 is neither divisible by 2 nor 5.反馈...
解析 Solutions:Since, the number is divisible by 12. Hence, it also divisible by its factors i.e 1, 2, 3, 4, 6, 12Therefore 1, 2, 3, 4, 6 are the numbers other than 12 by which this number is also divisible反馈 收藏
Which of the following numbers are divisible by 2? Which ones are divisible by 5? Which ones are divisible by 4? 234 789 7756 8865 3728 8064相关知识点: 试题来源: 解析 能被2整除:234,7756,3728,8064. 能被5整除:8865; 能被4整除:7756,3728,8064. 被2整除:末尾是2,4,6,8,0; 被4整除...
百度试题 结果1 题目Which of the following numbers is divisible by both 2 and 5?A. 140 B. 25 C. 52 D. 104 相关知识点: 试题来源: 解析 A 能被2整除的个位必须是0、2、4、6、8,能被5整除的个位必须是0、5,故A正确. 故选A.反馈 收藏 ...
B.The last two digits are divisible by 4. C.The last three digits are divisible by 4. D.The sum of the digits within it is divisible by 4.相关知识点: 试题来源: 解析 B Multiples of 4 are characterized by their last two digit divisible by 4.反馈...
解析 D 哪个数可以整除3不能整除9? 考察3和9的整除特征: 各位数字之和能被3整除,则这个数能被3整除;各位数字之和能被9整除,则这个数能被9整除.结果一 题目 Which of the following numbers is divisible by 3 but not divisible by 9?A.333B.2015C.2016D.12345 答案 D相关推荐 1Which of the ...
Which of the following numbers are divisible by 2? Which are divisible by 5? 234, 789, 7756, 8865, 3728.相关知识点: 试题来源: 解析 234, 7756, and 3728 are divisible by 2. 8865 is divisible by 5. To see whether a number is divisible by 2 or 5, we look at the number's ones ...
In mathematics, for a number, x, to be divisible by a number, k, it must be the case that x = kp, where p is an integer. We can use this property of divisibility to prove various propositions and solve various problems within the study of mathematics....