The Number

20803

Twenty Thousand Eight Hundred and Three

In Base 21 Unovigesimal Is

253d21

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

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

Nearby Numbers

Positive, nonzero integers within three units

20800
253a21
Twenty Thousand Eight Hundred in Base 21 Unovigesimal
20801
253b21
Twenty Thousand Eight Hundred and One in Base 21 Unovigesimal
20802
253c21
Twenty Thousand Eight Hundred and Two in Base 21 Unovigesimal
20804
253e21
Twenty Thousand Eight Hundred and Four in Base 21 Unovigesimal
20805
253f21
Twenty Thousand Eight Hundred and Five in Base 21 Unovigesimal
20806
253g21
Twenty Thousand Eight Hundred and 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.

2.0803e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000976g69h52aa5621

The reciprocal of 20803 in Base 21 Unovigesimal.

Palindrome?

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

The number 253d21 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 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 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 three has the following 2 prime factors:

71
3821
Seventy-One in Base 21 Unovigesimal
293
dk21
Two Hundred and Ninety-Three in Base 21 Unovigesimal

Prime Factorization

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

38211 · dk211 = 253d21

Base Conversions

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