All integers greater than one are divisible by prime numbers.
No. Prime numbers are positive integers, and integers are not irrational.
No, prime numbers are positive integers. Decimals are not prime numbers.
No, only natural numbers (positive integers) can be prime.
A prime number.
The sum is always positive (and it never yields a prime number?)
No, 2.9 is not a prime number. Prime numbers are integers greater than 1 that have no positive divisors other than 1 and themselves. Since 2.9 is not an integer but a decimal number, it does not fit the definition of a prime number.
prime number
No, positive integers ending with the digit 5 are divisible by 5.
By definition, an even number is evenly divisble by 2, and a prime number is evenly divisble only by 1, and by itself. The number 2 is therefore the only even number that is also a prime number.
A prime number
No, it is not possible.
Composite numbers are positive integers that have at least one positive integer factor other than 1 and themselves. Prime numbers are positive integers that have exactly two positive integer factors, 1 and themselves. In other words, a composite number is any number greater than 1 that is not prime.