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What is the largest and smallest of two-digit prime numbers whose digits are also prime digits themseleves?
Smallest is 11 & Largest is 77.
What is the smallest 3 digits odd prime numbers?
101
What is the lowest prime number that has all of the numbers prime?
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.
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.
What is the product of smallest prime number?
The two smallest prime numbers are 2 & 3. Their product is thus, 2 x 3 = 6.
What is the prime number that its digits adds up to the smallest prime number?
The smallest prime number, of course, is 2. The smallest prime number whose digits add up to 2 is, of course, 2. The next-smallest is 11. It is left as an exercise for the reader to determine whether the other numbers whose digits add up to 2 (e.g. 101, 1001, 10001) are prime.
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.
What four 3-digit prime numbers less than 200 each have a prime number for the sum of their digits AND a prime number for the product of their digits?
The four numbers are: 113, 131, 151 and 191. For the product of the digits to be prime, the number must contain 2 ones - which greatly simplifies the exercise.
What is the smallest product of the cube of 3 different prime numbers?
It is 27,000.
What is the smallest number that in a product of 3 different prime numbers?
30
Is the product of the smallest and the largest prime numbers below 100 is 194?
Yes.
What number has 24 as the product of its digits and the sum of its digits is a prime number?
There are two numbers that satisfy the criteria. 38 and 83
