Is 2 a Prime Number?

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Is 2 a Prime Number?

Prime Number Posters – Is Two a Prime Number? Interesting Fact About Prime Numbers. Ulam’s Spiral.


Is 2 a Prime Number?

a Math Wall Vocabulary Poster 

is 2 prime

Is 2 a Prime Number?

Is 2 Prime

Yes! 2 Is the only even prime number.

But Why?

2 can be divided by ITSELF (2) & 1 This means it has TWO DISTINCT factors (2&1)

So Two is Prime!

prime numbers

Interesting Fact About Prime Numbers:

The astronomer Carl Sagan wanted to broadcast prime numbers into space as a signal to alien life forms we exist & are intelligent.

Why do you think some people were against this idea?

Ulam’s Spiral is really interesting:

ulams spiral


You might also like to have a look at these –> 

– What is a prime number?
– Is 1 a prime number?
– a list of prime numbers


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