A prime number with identical digits is 11.
The number is 23.
The smallest prime number in which all of the digits are also prime is 2.The smallest multi-digit prime number in which all of the digits are also prime is 23.
It would probably refer to a digit that is a prime number, or a composite number. Note that mathematicians normally talk about prime and composite NUMBERS, not individual digits.
73 is the largest two-digit number that is prime and has prime numbers for both of its digits.
23
A prime number with identical digits is 11.
A factor string consists of any factors (except 1) that multiply to equal the number. Prime factorization consists of only prime numbers that multiply to equal the number. In the case where the factors of the original number consists only of primes, there is no difference.
The number 11 is prime and has two identical digits.
No, reversing the order of the digits of a two-digit prime number does not always result in a prime number.
The number is 23.
The smallest prime number in which all of the digits are also prime is 2.The smallest multi-digit prime number in which all of the digits are also prime is 23.
It would probably refer to a digit that is a prime number, or a composite number. Note that mathematicians normally talk about prime and composite NUMBERS, not individual digits.
73 is the largest two-digit number that is prime and has prime numbers for both of its digits.
2014 ( The sum of the digits = 7, a prime number )
23
The largest prime number that has 4 digits and begins with a 1 is 1,999.