The Number

21266

Twenty-One Thousand Two Hundred and Sixty-Six

In Base 28 Octovigesimal Is

r3e28

The numbers with a 28 subscript use Base 28 Octovigesimal 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
r3b28
Twenty-One Thousand Two Hundred and Sixty-Three in Base 28 Octovigesimal
21264
r3c28
Twenty-One Thousand Two Hundred and Sixty-Four in Base 28 Octovigesimal
21265
r3d28
Twenty-One Thousand Two Hundred and Sixty-Five in Base 28 Octovigesimal
21267
r3f28
Twenty-One Thousand Two Hundred and Sixty-Seven in Base 28 Octovigesimal
21268
r3g28
Twenty-One Thousand Two Hundred and Sixty-Eight in Base 28 Octovigesimal
21269
r3h28
Twenty-One Thousand Two Hundred and Sixty-Nine in Base 28 Octovigesimal

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.

0.0010p83h4eci1m28

The reciprocal of 21266 in Base 28 Octovigesimal.

Palindrome?

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

The number r3e28 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 28 Octovigesimal

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
228
Two in Base 28 Octovigesimal
7
728
Seven in Base 28 Octovigesimal
31
1328
Thirty-One in Base 28 Octovigesimal

Prime Factorization

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

2281 · 7283 · 13281 = r3e28

Base Conversions

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