The Mersenne prime M(43112609) which is 2^43112609 - 1 has 12,978,189 digits. It is the third largest prime known as of 2016.
67
156 is a not a prime number. A prime number is a number that only can divided by 1 and itself. Examples of Primes is 1, 2,3, 5, 7, 11, 13, 17.......................... 156 factors include 1,2,3,4,6,12,13,26,39,52,78,156. A easy way to figure out if a prime number is a prime number or not look and see if the last digit in the number. If the digit is even is it not a prime number.
no, because it has a 2 at the end. if the last digit in the number is an even number, then it is not a prime number. Also if the only factors of the number is 1 and itself then it is a prime number. example 1: 5,622 = not prime number.... example 2: 13=prime number because the only factors are 1 and 13.
87 is the only 2-digit number that is 6 greater and 13 less than a square, but it is not prime.
What is the value of the digit 3 in the number 13?
The answer is 13.
67
67
8192 has 13 prime factors
156 is a not a prime number. A prime number is a number that only can divided by 1 and itself. Examples of Primes is 1, 2,3, 5, 7, 11, 13, 17.......................... 156 factors include 1,2,3,4,6,12,13,26,39,52,78,156. A easy way to figure out if a prime number is a prime number or not look and see if the last digit in the number. If the digit is even is it not a prime number.
no, because it has a 2 at the end. if the last digit in the number is an even number, then it is not a prime number. Also if the only factors of the number is 1 and itself then it is a prime number. example 1: 5,622 = not prime number.... example 2: 13=prime number because the only factors are 1 and 13.
87 is the only 2-digit number that is 6 greater and 13 less than a square, but it is not prime.
67
6849 and 0213
243112609-1. It has almost 13 million digits.
13 is a prime number
No, 52 is not a prime number. It is a composite number. A prime number can only be divided by 1 and itself. 52 can also be divided by 2, 4, 13, and 26. Its prime factorization is 2 x 2 x 13. (The two-digit primes are 11, 13, 17, 19, 23, 29, 31, 37, 41, 43, 47, 53, 59, 61, 67, 71, 73, 79, 83, 89, and 97. All other two-digit number are composites.)