Just 3.
Yes.
They are: 83, 89 and 97
Just go to a table of prime numbers, find the prime numbers, and add them.Just go to a table of prime numbers, find the prime numbers, and add them.Just go to a table of prime numbers, find the prime numbers, and add them.Just go to a table of prime numbers, find the prime numbers, and add them.
3 x 3 x 3 x 3 = 81
The only prime numbers between 81 and 90 is... 83
There is no GCF of 32 and 81 because no prime numbers go into either 32 or 81
83
They are: 79+2 = 81
Just 3.
Yes.
It must be 81 because 9 squared is 81 and 9 is not a prime number whereas the other numbers are squared prime numbers.
67
They are: 83, 89 and 97
61 and 71 are prime numbers the rest are composite numbers
The numbers 83, 89 and 97 are prime.
Prime numbers to the fourth power, like 16 and 81.