Integer

An integer (from the Latin integer, "whole") is a number that can be written without a fractional component.

For example, 21, 4, 0, and −2048 are integers, while 9.75, 5 1⁄2, and √2 are not.

See also

• 0.999...
• Canonical representation of a positive integer
• Hyperinteger
• Integer-valued function
• Integer lattice
• Integer part
• Integer sequence
• List of mathematical symbols
• Mathematics
• Number
• Profinite integer
• Rational number
• Real number

External links

• Integer @ Wikipedia
• The Positive Integers — divisor tables and numeral representation tools
• On-Line Encyclopedia of Integer Sequences cf OEIS