- #1

How do I find out if 4^2007 + 2007^4 is a prime number or not?

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- Thread starter muna580
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- #1

How do I find out if 4^2007 + 2007^4 is a prime number or not?

- #2

arildno

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Is that a question or a puzzle?

- #3

JasonRox

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Write a program and let the computer figure it out.

- #4

robert Ihnot

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I will tell you, it's not prime; I don't want to say more.

Last edited:

- #5

mathwonk

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try using modular arithmetic. i.e. p divides N if N is congruent to 0 modp.

this is not speculation, this is a hint.

this is not speculation, this is a hint.

Last edited:

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