Home

Fifty

Fifty is the natural number that follows forty-nine and precedes fifty-one. In mathematics, it is an even composite number. Its prime factorization is 2 × 5^2, and its divisors include 1, 2, 5, 10, 25, and 50.

Etymology and naming: The word fifty comes from Old English fiftig, formed by combining five with the

Representations and symbols: In decimal notation, the number is written as 50. In other base systems it

Scientific and cultural significance: Tin has atomic number 50 on the periodic table. The 50th anniversary

Uses and context: Fifty appears in measurement, statistics, and timing, including round-number milestones such as age,

See also: Roman numerals, binary, hexadecimal representations of numbers, and anniversaries.

---

suffix
-ty
to
denote
a
multiple
of
ten.
It
is
related
to
other
Germanic
forms
such
as
fünzig
in
German,
which
similarly
express
five
and
ten.
appears
as
110010
in
binary,
32
in
hexadecimal,
and
62
in
octal.
In
Roman
numerals
it
is
written
as
L.
is
traditionally
associated
with
gold.
The
phrase
fifty-fifty
is
used
to
describe
an
equal
split
or
a
50%
probability,
and
the
term
is
common
in
everyday
language
to
indicate
balance
or
parity.
distances,
and
quotas.
It
commonly
serves
as
a
benchmark
or
threshold
in
various
domains,
from
sports
and
anniversaries
to
economic
indicators
and
systems
that
use
tens-based
increments.