# f25

The numbers with a 25 subscript use Base 25 Pentavigesimal notation.

For more familiar numbers: See Fifteen in Base 10 Decimal

## Nearby Numbers

Positive, nonzero integers within three units

12
c25
Twelve in Base 25 Pentavigesimal
13
d25
Thirteen in Base 25 Pentavigesimal
14
e25
Fourteen in Base 25 Pentavigesimal
16
g25
Sixteen in Base 25 Pentavigesimal
17
h25
Seventeen in Base 25 Pentavigesimal
18
i25
Eightteen in Base 25 Pentavigesimal

## Scientific Notation

Scientific notation expresses a quantity as the product of its significand with 10 raised to an integer exponent.

## Reciprocal

A number multiplied with its reciprocal is one.

### `0.1ggggggggggh25`

The reciprocal of 15 in Base 25 Pentavigesimal.

## Palindrome?

A numerical palindrome has the same value when all of its digits are reversed.

The number f25 is a palindrome.

## Not A Prime Number

A prime number is a positive integer that is divisible only by itself and one.

Fifteen is a composite number with 4 total factors (including 1 and itself).   See primes in Base 25 Pentavigesimal

## A Composite

Composites have more than just these two factors.

Fifteen is a composite number with 4 total factors (including 1 and itself).

## Prime Factors

The prime factors of a positive integer are the integers that divide it exactly and are also prime.

The number fifteen has the following 2 prime factors:

3
325
Three in Base 25 Pentavigesimal
5
525
Five in Base 25 Pentavigesimal

## Prime Factorization

The prime factorization of a positive integer is the unique list of prime factors together with their multiplicities

## Base Conversions

The number fifteen in 35 different bases