ABC26GN0117 · The sum of all the prime numbers from 1 to 20 is
ABC26GN0118 · A prime number N, in the range 10 to 50, remains unchanged when its digits are reversed. The square of such a number is
ABC26GN0119 · The remainder obtained when any prime number greater than 6 is divided by 6 must be · 2007
ABC26GN0120 · Which of the following is not a prime number? · 2010
ABC26GN0121 · Which of the following is a prime number? · 2010
ABC26GN0122 · Which of the following is a prime number? · 2008
ABC26GN0123 · Which of the following is a prime number? · 2006
ABC26GN0124 · The smallest value of natural number n, for which 2 n+1 is not a prime number, is
ABC26GN0125 · The smallest three-digit prime number is
ABC26GN0126 · How many of the integers between 110 and 120 are prime numbers? · 2006
ABC26GN0127 · Four prime numbers are arranged in ascending order. The product of first three is 385 and that of last three is 1001 . The largest prime… · 2006
ABC26GN0128 · The sum of three prime numbers is 100. If one of them exceeds another by 36, then one of the numbers is
ABC26GN0129 · Which one of the following is a prime number?
ABC26GN0130 · The smallest prime number, that is the fifth term of an increasing arithmetic sequence in which all the four preceding terms are also…
ABC26GN0131 · The number of prime numbers between 301 and 320 are
ABC26GN0135 · What is the first value of n for which n2+n+41 is not a prime?
ABC26GN0136 · Let Xk= (p1 p2 . pk )+1, where p1, p2, , pk are the first k primes. Consider the following: self-practice