Home

Fiftysix

Fifty-six is the natural number that follows fifty-five and precedes fifty-seven. In base-10 notation, it is written as 56.

It is an even composite number with prime factorization 2^3 × 7, and its positive divisors are

The name fifty-six is formed by the words fifty and six, with fifty derived from Old English

In science, 56 is the atomic number of barium (Ba). Barium is a soft, pale metal used

In international dialing, the country code +56 designates Chile. In mathematics, 56 is a pronic number, being

1,
2,
4,
7,
8,
14,
28,
and
56.
In
numeral
systems,
56
is
111000
in
binary
and
0x38
in
hexadecimal.
fiftig.
The
word
reflects
the
common
Germanic-origin
practice
of
combining
base
words
to
form
the
decade
and
unit.
in
X-ray
imaging
as
a
contrast
agent
and
in
drilling
fluids.
In
computing,
DES
used
a
56-bit
key,
and
contemporary
cryptography
has
moved
to
longer
keys
to
improve
security.
the
product
of
consecutive
integers
7
and
8,
and
it
is
twice
the
seventh
triangular
number
(2
×
28).
Its
sum
of
positive
divisors
is
120.