Q:
# Is 61 a Prime Number?

Sixty-one is a prime number. It is the 18th prime number in the series. It is also a centered square number, a centered hexagonal number and a centered decagonal number and the sum of two square numbers.

Continue ReadingPrime numbers are whole numbers larger than 1 that can't be divided by any number other than 1 and itself and still result in a whole number. Prime numbers are always odd, because any even number greater than 2 can be divided by 1, 2 and itself. Similarly, any number ending in 5 can't be prime, because it can be divided by 1, 5 and itself.

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Q:
## Is "0" a Prime Number?

A: The number zero is not a prime number. By definition, a prime number dictates that the number must be a whole number greater in value than one and must be ... Full Answer >Filed Under: -
Q:
## Why Is One Not a Prime Number?

A: One is not a prime number because the definition of a prime number is any number that is greater than one that is only divisible by one and itself. Since o... Full Answer >Filed Under: -
Q:
## Is 29 a Prime Number?

A: Twenty-nine is a prime number, as its only divisors are 1 and 29. A prime number is defined as a whole number that is greater than 1 and is not evenly divi... Full Answer >Filed Under: -
Q:
## Is 101 a Prime Number?

A: Since it is only divisible by 1 and itself, 101 is a prime number. Primes are whole numbers greater than 1 with no other divisors but 1 and their whole val... Full Answer >Filed Under: