The Number

12821

Twelve Thousand Eight Hundred and Twenty-One

In Base 23 Trivigesimal Is

115a23

The numbers with a 23 subscript use Base 23 Trivigesimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

12818
115723
Twelve Thousand Eight Hundred and Eightteen in Base 23 Trivigesimal
12819
115823
Twelve Thousand Eight Hundred and Nineteen in Base 23 Trivigesimal
12820
115923
Twelve Thousand Eight Hundred and Twenty in Base 23 Trivigesimal
12822
115b23
Twelve Thousand Eight Hundred and Twenty-Two in Base 23 Trivigesimal
12823
115c23
Twelve Thousand Eight Hundred and Twenty-Three in Base 23 Trivigesimal
12824
115d23
Twelve Thousand Eight Hundred and Twenty-Four in Base 23 Trivigesimal

Scientific Notation

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

1.2821e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000lj086h43am3323

The reciprocal of 12821 in Base 23 Trivigesimal.

Palindrome?

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

The number 115a23 is not a palindrome.

A Prime Number

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

Twelve thousand eight hundred and twenty-one is the 1528th prime number.   See primes in Base 23 Trivigesimal

Not A Composite

Composites have more than just these two factors.

Twelve Thousand Eight Hundred and Twenty-One is not a composite number because it has exactly two factors: One and Twelve Thousand Eight Hundred and Twenty-One

Prime Factors

The prime factors of a positive integer are the integers that divide it exactly and are also prime.

The number twelve thousand eight hundred and twenty-one has the following 1 prime factor:

12821
115a23
Twelve Thousand Eight Hundred and Twenty-One in Base 23 Trivigesimal

Prime Factorization

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

115a231 = 115a23

Base Conversions

The number twelve thousand eight hundred and twenty-one in 35 different bases