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2 (two) is a number, numeral and digit. It is the natural number following 1 and preceding 3. It is the smallest and the only even prime number. Because it forms the basis of a duality, it has religious and …

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Jan 4, 2026 · 2 (prev 1, next 3) The cardinal number two. A digit in the decimal system of numbering, as well as octal, and hexadecimal. A rotational symmetry element in the Hermann-Mauguin notation, …

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