The Number

12

Twelve

In Base 13 Tridecimal Is

c13

The numbers with a 13 subscript use Base 13 Tridecimal notation.

For more familiar numbers: See Twelve in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

9
913
Nine in Base 13 Tridecimal
10
a13
Ten in Base 13 Tridecimal
11
b13
Eleven in Base 13 Tridecimal
13
1013
Thirteen in Base 13 Tridecimal
14
1113
Fourteen in Base 13 Tridecimal
15
1213
Fifteen in Base 13 Tridecimal

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.

0.11111111111111113

The reciprocal of 12 in Base 13 Tridecimal.

Palindrome?

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

The number c13 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 13 Tridecimal

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
213
Two in Base 13 Tridecimal
3
313
Three in Base 13 Tridecimal

Prime Factorization

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

2132 · 3131 = c13

Base Conversions

The number twelve in 35 different bases