The Number

12

Twelve

In Base 19 Nonadecimal Is

c19

The numbers with a 19 subscript use Base 19 Nonadecimal notation.

For more familiar numbers: See Twelve in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

9
919
Nine in Base 19 Nonadecimal
10
a19
Ten in Base 19 Nonadecimal
11
b19
Eleven in Base 19 Nonadecimal
13
d19
Thirteen in Base 19 Nonadecimal
14
e19
Fourteen in Base 19 Nonadecimal
15
f19
Fifteen in Base 19 Nonadecimal

Scientific Notation

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

1.2e1

Reciprocal

A number multiplied with its reciprocal is one.

0.1b1b1b1b1b1b1819

The reciprocal of 12 in Base 19 Nonadecimal.

Palindrome?

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

The number c19 is a palindrome.

Not A Prime Number

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

Twelve is a composite number with 6 total factors (including 1 and itself).   See primes in Base 19 Nonadecimal

A Composite

Composites have more than just these two factors.

Twelve is a composite number with 6 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 twelve has the following 2 prime factors:

2
219
Two in Base 19 Nonadecimal
3
319
Three in Base 19 Nonadecimal

Prime Factorization

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

2192 · 3191 = c19

Base Conversions

The number twelve in 35 different bases