The Number

266

Two Hundred and Sixty-Six

In Base 21 Unovigesimal Is

ce21

The numbers with a 21 subscript use Base 21 Unovigesimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

263
cb21
Two Hundred and Sixty-Three in Base 21 Unovigesimal
264
cc21
Two Hundred and Sixty-Four in Base 21 Unovigesimal
265
cd21
Two Hundred and Sixty-Five in Base 21 Unovigesimal
267
cf21
Two Hundred and Sixty-Seven in Base 21 Unovigesimal
268
cg21
Two Hundred and Sixty-Eight in Base 21 Unovigesimal
269
ch21
Two Hundred and Sixty-Nine in Base 21 Unovigesimal

Scientific Notation

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

2.66e2

Reciprocal

A number multiplied with its reciprocal is one.

0.01dh2g0bcej73h21

The reciprocal of 266 in Base 21 Unovigesimal.

Palindrome?

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

The number ce21 is not a palindrome.

Not A Prime Number

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

Two hundred and sixty-six is a composite number with 8 total factors (including 1 and itself).   See primes in Base 21 Unovigesimal

A Composite

Composites have more than just these two factors.

Two hundred and sixty-six 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 two hundred and sixty-six has the following 3 prime factors:

2
221
Two in Base 21 Unovigesimal
7
721
Seven in Base 21 Unovigesimal
19
j21
Nineteen in Base 21 Unovigesimal

Prime Factorization

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

2211 · 7211 · j211 = ce21

Base Conversions

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