cuz it hates u.
it is prime (not divisible by anything)
1 is not a prime. Of anything!
Sometimes.
sometimes two primes equal a prime and sometimes they don't. for example 2 and 5 are prime and they equal 7 which is also prime. however if you add 5 and 11 which are prime it equals 16 which isn't prime- it's composite:)
Always
sometimes, but no
Sometimes it is, sometimes it isn't. If the two numbers have a GCF of 1, they are co-prime or relatively prime and their LCM will be their product.
Mersenne prime is a kind of number - a prime. Being a number, it was not capable of discovering anything
205 cannot be a prime factor of anything since it is not prime.
Sometimes.2 + 3 = 5 (prime number)5 + 7 = 12 (not a prime number)
Yes, it is not a prime.
Humans sometimes use prime numbers when doing mathematics.