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Squares

Number Theory Level 4

Find the smallest positive integer n such that 1000 multiplied by n and the next 999 integers are not perfect squares. Source: AIME

Excel in math and science

Master concepts by solving fun, challenging problems.

It's hard to learn from lectures and videos

Learn more effectively through short, conceptual quizzes.

Our wiki is made for math and science

Master advanced concepts through explanations,
examples, and problems from the community.

Used and loved by 4 million people

Learn from a vibrant community of students and enthusiasts,
including olympiad champions, researchers, and professionals.

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by Jason Hu

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