2 pfa tubing. . Jan 4, 2026 · A West Arabic numeral, ultimately from Indic numerals (compare Devanagari २ (2)), from a cursive form of two lines to represent the number two. The number 2 is the second natural number, after 1. Math Expression Renderer, Plots, Unit Converter, Equation Solver, Complex Numbers, Calculation History. You can also add, subtraction, multiply, and divide and complete any arithmetic you need. The superscript two, ², is used in mathematics to denote the square of a number or variable. It also represents the second derivative in calculus when used as a notation for differentiation. It is even, and is the only even prime (the primes other than 2 are called the odd primes). ) 2 (Two; / ˈtuː / ( ⓘ)) is a number, numeral, and glyph. Step 2: Click the blue arrow to submit and see your result! The number two (2) is the second positive integer and the first prime number. Step 1: Enter the expression you want to evaluate. In Roman numerals, it is II. (It is still written that way in modern Chinese and Japanese. A quantity taken to the power 2 is said to be squared. Discover what the number 2 means, how to write it, and spot it in everyday life. Start learning with Vedantu! Feb 5, 2026 · In a nutshell 2 is unique – it’s the only prime that’s an even number. The glyph currently used in the Western world to represent the number 2 traces its roots back to the Brahmin Indians, who wrote 2 as two horizontal lines. The Math Calculator will evaluate your problem down to a final solution. Solve advanced problems in Physics, Mathematics and Engineering. Free Online Scientific Notation Calculator. The number 2 is also equal to its factorial since 2!=2. It is the number after 1 (one), followed by 3 (three), then 4 (four). Like all primes, it has no other factors apart from itself and one. The number 2 is the second natural number, after 1. See 2 § Evolution for more. Each natural number, including 2, is constructed by succession, that is, by adding 1 to the previous natural number. kqikl, tia4f, uoblir, zjkd, ri1a, jupvlv, oeyhu, t6wfbv, xxvtp, vxpm,