Which number is a composite number? A. 7 B. 11 C. 13 D. 16 相关知识点: 试题来源: 解析 D。合数是指自然数中除了能被 1 和本身整除外,还能被其他数(0 除外)整除的数。7、11、13 都只能被 1 和自身整除,是质数。16 可以被 2、4、8 整除,所以 16 是合数。
1 and the number itself, it is known as a prime number. In contrast, composite numbers have more than two factors. By this explanation, can we answer the question - is 2311 a prime number? According to the definition mentioned above, we can say "yes, 2311 is a prime number." Now ...
A composite (non-prime) number is a number that has at least one factor other than 1 and the number itself, such as 6. 6 has 4 factors: 1, 2, 3, and 6. Prime numbers only have two factors. How many composite numbers are there up to 20? 相关知识点: 试题来源: 解析 11 A...
Is 1003 aPerfect Square?No Square of 10031006009 Cube Rootof 100310.009967 Fun Facts: A palindrome prime is a prime number that when read in reverse order results in the same number. Examples - 10601, 11311, 12421 A semiprime number is a composite number that is the product of exactly two...
143 has four factors 1, 11, 13, and 143. If a number has more than two factors, i,e. 1, 11, 13, and the number itself then that number is a composite number. Thus, 143 is not a prime number. Test Series 12.8k Users
A composite number is a positive integer which has positive divisors other than1 or itself. Claire selects n composite numbers from 1 to 2012. What is the largest possible value of n such that the greatest common factor of any two of them is 1? 相关知识点: 试题来源: 解析 14 反馈...
Which factors are not included in the prime factorization of a composite number? View Solution What is the arithmetic mean of the first ten composite numbers? View Solution Exams IIT JEE NEET UP Board Bihar Board CBSE Free Textbook Solutions ...
A composite number is a positive integer which has positive divisors other than1 or itself. Claire selects n composite numbers from 1 to 2012. What is the largestpossible value of n such that the greatest c mmon[factorcof(π/3)]lw(acf')=0 s 1? 答案 14相关推荐 1A composite number is...
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A composite number is a positive integer that has a factor other than 1 and itself. For instance, 6 is a composite number because: it is positive it has a factor other than 1 and itself (both 2 and 3 are factors of 6) If you are familiar with prime numbers, then you should recogni...