The Number

13815

Thirteen Thousand Eight Hundred and Fifteen

In Base 18 Octodecimal Is

26b918

The numbers with a 18 subscript use Base 18 Octodecimal notation.

For more familiar numbers: See Thirteen Thousand Eight Hundred and Fifteen in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

13812
26b618
Thirteen Thousand Eight Hundred and Twelve in Base 18 Octodecimal
13813
26b718
Thirteen Thousand Eight Hundred and Thirteen in Base 18 Octodecimal
13814
26b818
Thirteen Thousand Eight Hundred and Fourteen in Base 18 Octodecimal
13816
26ba18
Thirteen Thousand Eight Hundred and Sixteen in Base 18 Octodecimal
13817
26bb18
Thirteen Thousand Eight Hundred and Seventeen in Base 18 Octodecimal
13818
26bc18
Thirteen Thousand Eight Hundred and Eightteen in Base 18 Octodecimal

Scientific Notation

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

1.3815e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0007adhaeee6e00718

The reciprocal of 13815 in Base 18 Octodecimal.

Palindrome?

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

The number 26b918 is not a palindrome.

Not A Prime Number

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

Thirteen thousand eight hundred and fifteen is a composite number with 12 total factors (including 1 and itself).   See primes in Base 18 Octodecimal

A Composite

Composites have more than just these two factors.

Thirteen thousand eight hundred and fifteen is a composite number with 12 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 thirteen thousand eight hundred and fifteen has the following 3 prime factors:

3
318
Three in Base 18 Octodecimal
5
518
Five in Base 18 Octodecimal
307
h118
Three Hundred and Seven in Base 18 Octodecimal

Prime Factorization

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

3182 · 5181 · h1181 = 26b918

Base Conversions

The number thirteen thousand eight hundred and fifteen in 35 different bases