Home

12638

12638 is a positive integer that lies between 12637 and 12639. In decimal notation it is written as 12638 and it is an even number.

In prime factorization, 12638 = 2 × 71 × 89. All factors are distinct, so the number is

Divisibility properties show it is divisible by 2, 71, 89, as well as by 142, 178, and

Representations: in base-2, 12638 equals 11000010010110. In other bases the representation differs, but the binary form

No widely noted mathematical constant or named property is specifically associated with 12638 beyond its factorization

squarefree.
Consequently,
its
total
number
of
divisors
is
(1+1)
×
(1+1)
×
(1+1)
=
8.
The
divisors
include
1,
2,
71,
89,
142
(2×71),
178
(2×89),
6319
(71×89),
and
12638
itself.
6319,
and
by
12638
itself.
It
is
not
divisible
by
3,
5,
or
7,
since
the
digit
sum
is
20
(not
a
multiple
of
3)
and
the
number
does
not
end
in
0
or
5
or
yield
integer
results
for
those
divisibility
tests.
reflects
its
decomposition
into
powers
of
two.
and
basic
arithmetic
characteristics.
It
serves
as
an
example
of
a
small,
squarefree
integer
with
three
distinct
prime
factors.