The Number

20843

Twenty Thousand Eight Hundred and Forty-Three

In Base 21 Unovigesimal Is

255b21

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

For more familiar numbers: See Twenty Thousand Eight Hundred and Forty-Three in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

20840
255821
Twenty Thousand Eight Hundred and Forty in Base 21 Unovigesimal
20841
255921
Twenty Thousand Eight Hundred and Forty-One in Base 21 Unovigesimal
20842
255a21
Twenty Thousand Eight Hundred and Forty-Two in Base 21 Unovigesimal
20844
255c21
Twenty Thousand Eight Hundred and Forty-Four in Base 21 Unovigesimal
20845
255d21
Twenty Thousand Eight Hundred and Forty-Five in Base 21 Unovigesimal
20846
255e21
Twenty Thousand Eight Hundred and Forty-Six in Base 21 Unovigesimal

Scientific Notation

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

2.0843e4

Reciprocal

A number multiplied with its reciprocal is one.

0.00096ji354jed0k921

The reciprocal of 20843 in Base 21 Unovigesimal.

Palindrome?

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

The number 255b21 is not a palindrome.

Not A Prime Number

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

Twenty thousand eight hundred and forty-three is a composite number with 4 total factors (including 1 and itself).   See primes in Base 21 Unovigesimal

A Composite

Composites have more than just these two factors.

Twenty thousand eight hundred and forty-three is a composite number with 4 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 thousand eight hundred and forty-three has the following 2 prime factors:

19
j21
Nineteen in Base 21 Unovigesimal
1097
2a521
One Thousand and Ninety-Seven in Base 21 Unovigesimal

Prime Factorization

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

j211 · 2a5211 = 255b21

Base Conversions

The number twenty thousand eight hundred and forty-three in 35 different bases