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You are a 2 digit number you are not prime your 2 digits are not the same you are not a multiple of 2 3 or 5 What is the number?
Wiki User
∙ 14y ago
The two-digit numbers that are not prime are 10, 12, 14, 15, 16, 18, 20, 21, 22, 24, 25, 26, 27, 28, 30, 32, 33, 34, 35, 36, 38, 39, 40, 42, 44, 45, 46, 48, 49, 50, 51, 52, 54, 55, 56, 57, 58, 60, 62, 63, 64, 65, 66, 68, 69, 70, 72, 74, 75, 76, 77, 78, 80, 81, 82, 84, 85, 86, 87, 88, 90, 91, 92, 93, 94, 95, 96, 98, and 99.
The ones that are not divisible by 2 are 15, 21, 25, 27, 33, 35, 39, 45, 49, 51, 55, 57, 63, 65, 69, 75, 77, 81, 85, 87, 91, 93, 95, and 99. The ones remaining after removing those divisible by 3 are 25, 35, 49, 55, 65, 77, 85, 91, and 95. The ones remaining after removing those divisible by 5 are 49, 77, and 91.
The ones that have two different digits are 49 and 91.
Wiki User
∙ 14y ago
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Does reversing the order of the digits of a two digit prime number always result in a prime number?
No, reversing the order of the digits of a two-digit prime number does not always result in a prime number.
What is a 2-digit number and a prime number and the sum of its digits is 13?
67
What is the lowest 5 digit prime number?
four The lowest 5 digits prime number is 10007
You are a 2-digit prime number The number formed by reversing your digits is also prime your ones digit is 4 less than your tens digit What number are you?
73 7-3 = 4 73 is prime and 37 is prime.
What three digit prime number has all prime digits and forms primes with its first two and last two digits?
373
What two-digit prime number has the sum of its digits that is not 7 but is a multiple of 7?
No two digit prime number exists that is a multiple of 7. All two digit numbers that are multiples of 7 are compositenumbers.
What is the largest two-digit number that is 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.
Does reversing the order of the digits of a two digit prime number always result in a prime number?
No, reversing the order of the digits of a two-digit prime number does not always result in a prime number.
What is the largest 2 digit number that is both prime and has prime numbers for both of its digits?
73 is the largest 2 digit number that is both prime and has prime numbers for both of its digits.
Which the largest 3 digit prime number whose digits all primes?
The largest 3 digit number whose digits are all primes is 777. The largest 3 digit number with different prime digits is 753.
What is the greatest 2 digit prime number that each of the 2 digits are prime and the 2 digits sum is prime as well?
The number is 23.
What are the largest three digit prime number whose digits are all primes?
The largest three digit prime number whose digits are all primes is 773.
What is the lowest two digit prime number in which both digits are prime?
23
What is the smallest two digit prime number whose digits themselves are prime?
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.
You are a two digit-prime number the number formed by reversing you digits are also prime your ones digit is 4 less than your tens digit what number are you?
73
What are prime digits and composite digits?
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.
Find 5 four digit numbers such that the product of the digits of each four digit prime number are also prime?
You had me until "product." The product of 4 digits can't be prime.
