Includes real numbers, imaginary numbers, and sums and differences of real and imaginary numbers.

Numbers that can be expressed as a ratio of an integer to a non-zero integer.

Any number expressible by the quotient of two numbers as in a/b.

Any number that cannot be the root of a polynomial equation with rational coefficients.

A natural number that is abundant but not semiperfect.

The number of things can be selected,chosen, or grouped.

When this type of number is multiplied by another number it results in the same digits but in a different order.

Defines how many items there are in a group or collection of items.

The real or complex number solutions to polynomial equations.

Positive and negative counting numbers.

When one numbers factors add up to another number, and that other number's factors add up to the other number's factor

Numbers that equal the product of a real number and the square root of –1.

One that remains a prime number after repeatedly relocating the first digit of the number to the end of the number.

The number of ways that a number of things can be ordered or arranged.

Form cryptarithms where a set of numbers are assigned to letters that usually spell out some meaningful thought.

Definition

Type of Number

Numbers that have decimal representations that have a finite or infinite sequence of digits to the right of the decimal point. They can be positive, negative, or zero.

When you square the number it ends in the original number.

Any number that when you added up all its factors other than itself, it equals itself.

No factors other than 1 and itself.

Deals with the selection of elements from a set of elements.

Numbers where the aliquot parts(proper divisors other than the number itself) have identical sums.

All positive natural numbers, but, it includes 0.

The third power of a number.

Has factors other than 1 and itself.

The counting numbers.

If its a multiple of 2, it is this kind of number.

Real numbers that are not rational.

The sum of the factors,other than itself, is bigger than the original number itself.

If it is not a multiple of 2, it is this kind of number.

These are numbers that can be represented as dots that are arranged in the shape of a regular polygon.

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