They also appear to claim that the newly discovered prime is "2 multiplied by itself 57,885,161 times". It's been a while since I studied math, but I'm pretty sure that's not prime.
He should have written it like that:
>2 multiplied by itself 57,885,161 times (written mathematically as 2^57,885,161) - 1
"A small portion of the 17 million digits in the number 2 multiplied by itself 57,885,161 times -- the first Mersenne prime discovered in four years. (FoxNews.com)"