The Number

6815

Six Thousand Eight Hundred and Fifteen

In Base 18 Octodecimal Is

130b18

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

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

Nearby Numbers

Positive, nonzero integers within three units

6812
130818
Six Thousand Eight Hundred and Twelve in Base 18 Octodecimal
6813
130918
Six Thousand Eight Hundred and Thirteen in Base 18 Octodecimal
6814
130a18
Six Thousand Eight Hundred and Fourteen in Base 18 Octodecimal
6816
130c18
Six Thousand Eight Hundred and Sixteen in Base 18 Octodecimal
6817
130d18
Six Thousand Eight Hundred and Seventeen in Base 18 Octodecimal
6818
130e18
Six 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.

6.815e3

Reciprocal

A number multiplied with its reciprocal is one.

0.000f74e38f5bc88218

The reciprocal of 6815 in Base 18 Octodecimal.

Palindrome?

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

The number 130b18 is not a palindrome.

Not A Prime Number

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

Six thousand eight hundred and fifteen is a composite number with 8 total factors (including 1 and itself).   See primes in Base 18 Octodecimal

A Composite

Composites have more than just these two factors.

Six thousand eight hundred and fifteen is a composite number with 8 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 six thousand eight hundred and fifteen has the following 3 prime factors:

5
518
Five in Base 18 Octodecimal
29
1b18
Twenty-Nine in Base 18 Octodecimal
47
2b18
Forty-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

5181 · 1b181 · 2b181 = 130b18

Base Conversions

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