The Number

211

Two Hundred and Eleven

In Base 21 Unovigesimal Is

a121

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

For more familiar numbers: See Two Hundred and Eleven in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

208
9j21
Two Hundred and Eight in Base 21 Unovigesimal
209
9k21
Two Hundred and Nine in Base 21 Unovigesimal
210
a021
Two Hundred and Ten in Base 21 Unovigesimal
212
a221
Two Hundred and Twelve in Base 21 Unovigesimal
213
a321
Two Hundred and Thirteen in Base 21 Unovigesimal
214
a421
Two Hundred and Fourteen in Base 21 Unovigesimal

Scientific Notation

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

2.11e2

Reciprocal

A number multiplied with its reciprocal is one.

0.021iejadd7185921

The reciprocal of 211 in Base 21 Unovigesimal.

Palindrome?

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

The number a121 is not a palindrome.

A Prime Number

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

Two hundred and eleven is the 47th prime number.   See primes in Base 21 Unovigesimal

Not A Composite

Composites have more than just these two factors.

Two Hundred and Eleven is not a composite number because it has exactly two factors: One and Two Hundred and Eleven

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 eleven has the following 1 prime factor:

211
a121
Two Hundred and Eleven in Base 21 Unovigesimal

Prime Factorization

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

a1211 = a121

Base Conversions

The number two hundred and eleven in 35 different bases