The Number

13

Thirteen

In Base 13 Tridecimal Is

1013

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

For more familiar numbers: See Thirteen in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

10
a13
Ten in Base 13 Tridecimal
11
b13
Eleven in Base 13 Tridecimal
12
c13
Twelve in Base 13 Tridecimal
14
1113
Fourteen in Base 13 Tridecimal
15
1213
Fifteen in Base 13 Tridecimal
16
1313
Sixteen in Base 13 Tridecimal

Scientific Notation

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

1.3e1

Reciprocal

A number multiplied with its reciprocal is one.

0.113

The reciprocal of 13 in Base 13 Tridecimal.

Palindrome?

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

The number 1013 is not a palindrome.

A Prime Number

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

Thirteen is the 6th prime number.   See primes in Base 13 Tridecimal

Not A Composite

Composites have more than just these two factors.

Thirteen is not a composite number because it has exactly two factors: One and Thirteen

Prime Factors

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

The number thirteen has the following 1 prime factor:

13
1013
Thirteen in Base 13 Tridecimal

Prime Factorization

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

10131 = 1013

Base Conversions

The number thirteen in 35 different bases