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# A question related to Number Theory

I am a beginner with Number theory and I came across a problem which I could not solve

Remainder when $$2^{1990}$$ is divided by $$1990$$ ??

Please state the theorem used in this as well as the algorithm.

Note by Pankaj Joshi
3 years, 7 months ago

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- 3 years, 7 months ago

Ya these were probably helpful! But its difficult to digest all such material.

Thanks for helping!

- 3 years, 7 months ago

You r most welcome!!

- 3 years, 7 months ago

Fermat's Little Theorem

- 3 years, 7 months ago