There are two of them and they are 61 and 67
61 and 67 are both prime numbers and so there are two of them
There are two of them and they are 61 and 67
There is only one even prime number (2). There are no 8-digit even primes.
97The only candidates are 64, 75, 86, and 97. 97 is the only prime in that group.
Only one positive prime number has a 5 in the ones digit. That prime number is 5. All other numbers with a 5 in the ones digit are composite because they will be divisible by 5.
2, 3, 5 and 7. 1 is NOT a prime number and 2 is the only even prime.
800 2x2x2x2x2x5x5
2, is the only one-digit even number that is a prime number.
There is only one even prime number (2). There are no 8-digit even primes.
The only even prime number is 2.
The highest two-digit prime number is 97. Out of that group, the highest (and only) prime number is 71.
Its impossible, there are only 5 single digit numbers that are not prime
11
101 is the first three-digit prime number.
The only prime number less than 3 is 2.
The only prime number less than 3 is 2.
There can only be one largest two-digit prime number.
The only other single-digit number higher than 5 which is a prime number is 7 - 9 is equal to 3 squared, and is thus not a prime number.
Each digit is a prime number that has only two factors which are itself and one The prime factors of the number 22 are 2 and 11