11
73 is the largest 2 digit number that is both prime and has prime numbers for both of its digits.
73 is the largest two-digit number that is prime and has prime numbers for both of its digits.
23
The smallest two-digit prime number whose digits themselves are prime is 23. Both 2 and 3 are prime numbers, and together they form the prime number 23.
Yes, 347 is an emirp. An emirp is a prime number that remains prime when its digits are reversed. The reverse of 347 is 743, which is also a prime number. Therefore, both 347 and 743 are primes, confirming that 347 is indeed an emirp.
73 is the largest 2 digit number that is both prime and has prime numbers for both of its digits.
73 is the largest two-digit number that is prime and has prime numbers for both of its digits.
It is: 73 of which 7 and 3 are both prime numbers
23
The smallest two-digit prime number whose digits themselves are prime is 23. Both 2 and 3 are prime numbers, and together they form the prime number 23.
The three-digit prime number that meets the given criteria is 373. This number is prime itself, with all its digits (3) being prime. Additionally, when considering the first two digits (37) and the last two digits (73) separately, both combinations also form prime numbers.
Mirror primes are pairs of prime numbers whose digits are reversed. (13,31)(17,71)(37,73)(79,97)
Yes, 347 is an emirp. An emirp is a prime number that remains prime when its digits are reversed. The reverse of 347 is 743, which is also a prime number. Therefore, both 347 and 743 are primes, confirming that 347 is indeed an emirp.
The number is 19.
To be an even number then the final digit = 2. The largest single prime digit is 7 (as both 8 and 9 are composite). The greatest even number fulfilling the conditions is 77777772.
The number is 19.
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