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105115

105115 is a natural number that follows 105114 and precedes 105116. It is an odd composite number.

It is divisible by 5, since its last digit is 5, yielding 105115 = 5 × 21,023. The

The digit sum of 105115 is 1+0+5+1+1+5 = 13, so the number is not divisible by 3; its

As a semiprime, 105115 appears in discussions of factorization and elementary number theory as an example of

quotient
21,023
is
prime,
making
105115
a
semiprime
(the
product
of
two
primes).
digital
root
is
4.
In
hexadecimal,
105115
equals
0x19A9B.
The
number
lies
between
the
squares
324^2
=
104976
and
325^2
=
105625,
so
it
is
not
a
perfect
square.
a
product
of
two
primes.
Its
simple
prime
factorization
and
its
representation
in
different
bases
make
it
a
useful
case
study
for
basic
arithmetic
properties
and
number
theory
concepts.