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2668

2668 is a natural number that comes after 2667 and before 2669. It is an even composite number used in arithmetic and number theory as an example of factorization, digit-sum, and numeral representations.

The prime factorization of 2668 is 2^2 × 23 × 29. Its positive divisors are 1, 2,

Representations of 2668 include several numeral systems. In binary, it is 101001101100. In octal, it is 5154.

In calendar terms, 2668 can denote the year 2668 CE in the Gregorian calendar, a distant future

4,
23,
29,
46,
58,
92,
116,
667,
1334,
and
2668.
The
sum
of
its
digits
is
22,
giving
a
digital
root
of
4.
2668
is
not
a
prime
number
and
is
not
a
Harshad
(Niven)
number,
since
it
is
not
divisible
by
the
sum
of
its
digits.
In
hexadecimal,
it
is
A6C.
In
Roman
numerals,
2668
is
written
as
MMDCLXVIII.
year
with
no
widely
recognized
historical
events.
In
fiction
and
speculative
writing,
such
a
year
may
be
used
to
explore
future
societies
or
technologies.
Numerically,
2668
is
part
of
the
set
of
even
composite
integers
and
participates
in
various
modular
and
arithmetic
demonstrations,
such
as
parity
(evenness)
and
divisor
structure.