The Number

6668

Six Thousand Six Hundred and Sixty-Eight

In Base 18 Octodecimal Is

12a818

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

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

Nearby Numbers

Positive, nonzero integers within three units

6665
12a518
Six Thousand Six Hundred and Sixty-Five in Base 18 Octodecimal
6666
12a618
Six Thousand Six Hundred and Sixty-Six in Base 18 Octodecimal
6667
12a718
Six Thousand Six Hundred and Sixty-Seven in Base 18 Octodecimal
6669
12a918
Six Thousand Six Hundred and Sixty-Nine in Base 18 Octodecimal
6670
12aa18
Six Thousand Six Hundred and Seventy in Base 18 Octodecimal
6671
12ab18
Six Thousand Six Hundred and Seventy-One in Base 18 Octodecimal

Scientific Notation

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

6.668e3

Reciprocal

A number multiplied with its reciprocal is one.

0.000fd6eb9h72193c18

The reciprocal of 6668 in Base 18 Octodecimal.

Palindrome?

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

The number 12a818 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 sixty-eight is a composite number with 6 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 sixty-eight 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 six thousand six hundred and sixty-eight has the following 2 prime factors:

2
218
Two in Base 18 Octodecimal
1667
52b18
One Thousand Six Hundred and Sixty-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

2182 · 52b181 = 12a818

Base Conversions

The number six thousand six hundred and sixty-eight in 35 different bases