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Subjects>Math>Math & Arithmetic

Is 22225555 plus 55552222 a prime number or not?

Loonies ∙

Lvl 1

∙ 13y ago

Updated: 10/18/2022

It is not because the first number ends in 5 and any number ending in five multiplied by another number is composite. Also, the second number ends in two, and any number ending in two multiplied by another number is composite.

So, in conclusion, the number is not prime.

Wiki User

∙ 13y ago

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Q: Is 22225555 plus 55552222 a prime number or not?

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A prime plus another prime is at the very least going to be an even number since all primes (with the exception of 2) are odd.

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No. (5x3x17) + 17 =255 + 17 =272 (This is not prime.)

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It is: 3 plus 97 = 100

What is P plus P plus N in prime numbers?

It would always be a natural number.

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