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The largest known prime number is 243112609 - 1, the largest integer that is currently known to be a Prime number. It was proven by Euclid that there are infinitely many prime numbers; thus, there is always a prime greater than the largest known prime.
What else can I help you with?
What is the 1000th primenumber?
7919
Is 5 a primenumber?
Yes.
How many factors does a primenumber have?
Two.
Is 87 a primenumber?
Nope - it can be divided by 3.
Why isn't one a primenumber?
It doesn't have two factors.
Is 28 a primenumber?
No, it is an even number and therefore can be at least divided by 2.
Give three primenumber whose differense is 2?
3, 5, and 7.
What is eleven twelfths simplified?
11/12 cannot be simplified - because 11 is a primenumber.
What is simplest form for 67 over 90?
It's already in its simplest form - 67 is a primenumber.
What is 18 over 29 in simplest form?
18/29 cannot be simplified - because 29 is a primenumber !
Is -2 primenumber or not?
I could bore you with a long mathematical explanation (ask if you want one), but to simplify things, 2 is a prime number.
What is 12 over 43 in simplest form?
It's already in its simplest form - since 43 is a primenumber.
