Spooky number for Halloween. It is a prime number. How can you prove or verify that it is prime?
1000000000000066600000000000001?

Question

Notice two sequences of thirteen zeros with 666 in middle.
Using a computer to divide this number by every prime up to the square root of this number will take years. Is there a faster clever way to show it is prime?

Dixon · Accepted Answer

As far as I'm aware there is no special proof for Belphegor's prime, it just has to be tested by a computer program doing repeated division testing.

? · Answer

1000000000000066600000000000001 is a prime number.

Grundoon · Answer

It is prime.........................

JJ · Answer

What's weirder is if you look at the number in a mirror you can see an image of Ted Cruz with a wicked smile

Spooky number for Halloween. It is a prime number. How can you prove or verify that it is prime? 1000000000000066600000000000001?

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