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2251

2251 is a natural number that follows 2250 and precedes 2252. In mathematics, it is a prime number, meaning it has no positive divisors other than 1 and itself. A standard check by trial division shows that 2251 is not divisible by any prime less than or equal to its square root (which is about 47); it leaves a nonzero remainder when divided by 2, 3, 5, 7, 11, 13, 17, 19, 23, 29, 31, 37, 41, 43, or 47. Therefore its only divisors are 1 and 2251.

Representations of 2251 include: in Roman numerals, MMCCLI; in hexadecimal, 0x8CB; in binary, 100011001011.

From a numeric properties perspective, 2251 is odd; the sum of its decimal digits is 10, giving

Prime numbers like 2251 appear in many areas of number theory and recreational mathematics, including discussions

a
digital
root
of
1.
It
is
congruent
to
3
modulo
4.
of
primality
tests,
bases
representations,
and
prime
gaps.
There
is
no
widely
known
special
significance
attached
to
2251
beyond
its
status
as
a
prime,
though
it
may
occur
as
an
element
in
sequences
or
catalog
numbers
in
various
contexts.