The Number

6655

Six Thousand Six Hundred and Fifty-Five

In Base 18 Octodecimal Is

129d18

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

For more familiar numbers: See Six Thousand Six Hundred and Fifty-Five in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

6652
129a18
Six Thousand Six Hundred and Fifty-Two in Base 18 Octodecimal
6653
129b18
Six Thousand Six Hundred and Fifty-Three in Base 18 Octodecimal
6654
129c18
Six Thousand Six Hundred and Fifty-Four in Base 18 Octodecimal
6656
129e18
Six Thousand Six Hundred and Fifty-Six in Base 18 Octodecimal
6657
129f18
Six Thousand Six Hundred and Fifty-Seven in Base 18 Octodecimal
6658
129g18
Six Thousand Six Hundred and Fifty-Eight in Base 18 Octodecimal

Scientific Notation

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

6.655e3

Reciprocal

A number multiplied with its reciprocal is one.

0.000fdgdhg2caa8418

The reciprocal of 6655 in Base 18 Octodecimal.

Palindrome?

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

The number 129d18 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 six hundred and fifty-five 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 six hundred and fifty-five 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 six hundred and fifty-five has the following 2 prime factors:

5
518
Five in Base 18 Octodecimal
11
b18
Eleven 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 · b183 = 129d18

Base Conversions

The number six thousand six hundred and fifty-five in 35 different bases