The Number

21266

Twenty-One Thousand Two Hundred and Sixty-Six

In Base 18 Octodecimal Is

3bb818

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

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

Nearby Numbers

Positive, nonzero integers within three units

21263
3bb518
Twenty-One Thousand Two Hundred and Sixty-Three in Base 18 Octodecimal
21264
3bb618
Twenty-One Thousand Two Hundred and Sixty-Four in Base 18 Octodecimal
21265
3bb718
Twenty-One Thousand Two Hundred and Sixty-Five in Base 18 Octodecimal
21267
3bb918
Twenty-One Thousand Two Hundred and Sixty-Seven in Base 18 Octodecimal
21268
3bba18
Twenty-One Thousand Two Hundred and Sixty-Eight in Base 18 Octodecimal
21269
3bbb18
Twenty-One Thousand Two Hundred and Sixty-Nine in Base 18 Octodecimal

Scientific Notation

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

2.1266e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0004gf6c3dbb595918

The reciprocal of 21266 in Base 18 Octodecimal.

Palindrome?

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

The number 3bb818 is not a palindrome.

Not A Prime Number

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

Twenty-one thousand two hundred and sixty-six is a composite number with 16 total factors (including 1 and itself).   See primes in Base 18 Octodecimal

A Composite

Composites have more than just these two factors.

Twenty-one thousand two hundred and sixty-six is a composite number with 16 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 twenty-one thousand two hundred and sixty-six has the following 3 prime factors:

2
218
Two in Base 18 Octodecimal
7
718
Seven in Base 18 Octodecimal
31
1d18
Thirty-One in Base 18 Octodecimal

Prime Factorization

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

2181 · 7183 · 1d181 = 3bb818

Base Conversions

The number twenty-one thousand two hundred and sixty-six in 35 different bases