The Number

7821

Seven Thousand Eight Hundred and Twenty-One

In Base 22 Duovigesimal Is

g3b22

The numbers with a 22 subscript use Base 22 Duovigesimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

7818
g3822
Seven Thousand Eight Hundred and Eightteen in Base 22 Duovigesimal
7819
g3922
Seven Thousand Eight Hundred and Nineteen in Base 22 Duovigesimal
7820
g3a22
Seven Thousand Eight Hundred and Twenty in Base 22 Duovigesimal
7822
g3c22
Seven Thousand Eight Hundred and Twenty-Two in Base 22 Duovigesimal
7823
g3d22
Seven Thousand Eight Hundred and Twenty-Three in Base 22 Duovigesimal
7824
g3e22
Seven Thousand Eight Hundred and Twenty-Four in Base 22 Duovigesimal

Scientific Notation

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

7.821e3

Reciprocal

A number multiplied with its reciprocal is one.

0.0017kkihja3l2ke22

The reciprocal of 7821 in Base 22 Duovigesimal.

Palindrome?

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

The number g3b22 is not a palindrome.

Not A Prime Number

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

Seven thousand eight hundred and twenty-one is a composite number with 12 total factors (including 1 and itself).   See primes in Base 22 Duovigesimal

A Composite

Composites have more than just these two factors.

Seven thousand eight hundred and twenty-one is a composite number with 12 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 seven thousand eight hundred and twenty-one has the following 3 prime factors:

3
322
Three in Base 22 Duovigesimal
11
b22
Eleven in Base 22 Duovigesimal
79
3d22
Seventy-Nine in Base 22 Duovigesimal

Prime Factorization

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

3222 · b221 · 3d221 = g3b22

Base Conversions

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