Negative numbers are real numbers. The set of real numbers includes all the numbers that can be shown on a number line including both positive and negative numbers. More »

Pi is a real number, as all numbers that exist on a number line are real. Real numbers include all rational and irrational numbers; pi is defined as an irrational number. More »

A non-real, or imaginary, number is any number that, when multiplied by itself, produces a negative number. Mathematicians use the letter "i" to symbolize the square root of -1. An imaginary number is any real number mul... More »

"Q" represents rational numbers because all rational numbers are a quotient. This means that each rational number can be expressed by a fraction with a denominator other than zero and a numerator that is a whole number. ... More »

Given the logical underpinning of mathematics, an infinite range of numbers exist that are greater than 1 trillion. On a finite scale, however, the lowest number that is greater than 1 trillion is 1,000,000,000,001. The ... More »

To divide by complex numbers, multiply by the conjugate, distribute to eliminate the parentheses, simplify, combine like terms, and represent the answer in standard form: a + bi. Remember that i^2 = (-1) when sorting out... More »

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There is no largest number because the set of real numbers is infinite. One of the largest numbers with a name is googolplex, which is 10 to the power of 10 to the power of 100. More »

www.reference.com Math Numbers