The Number

18921

Eightteen Thousand Nine Hundred and Twenty-One

In Base 22 Duovigesimal Is

1h2122

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

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

Nearby Numbers

Positive, nonzero integers within three units

18918
1h1k22
Eightteen Thousand Nine Hundred and Eightteen in Base 22 Duovigesimal
18919
1h1l22
Eightteen Thousand Nine Hundred and Nineteen in Base 22 Duovigesimal
18920
1h2022
Eightteen Thousand Nine Hundred and Twenty in Base 22 Duovigesimal
18922
1h2222
Eightteen Thousand Nine Hundred and Twenty-Two in Base 22 Duovigesimal
18923
1h2322
Eightteen Thousand Nine Hundred and Twenty-Three in Base 22 Duovigesimal
18924
1h2422
Eightteen Thousand Nine 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.

1.8921e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000c8862ij5ikj622

The reciprocal of 18921 in Base 22 Duovigesimal.

Palindrome?

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

The number 1h2122 is not a palindrome.

Not A Prime Number

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

Eightteen thousand nine hundred and twenty-one is a composite number with 16 total factors (including 1 and itself).   See primes in Base 22 Duovigesimal

A Composite

Composites have more than just these two factors.

Eightteen thousand nine hundred and twenty-one is a composite number with 16 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 eightteen thousand nine hundred and twenty-one has the following 4 prime factors:

3
322
Three in Base 22 Duovigesimal
7
722
Seven in Base 22 Duovigesimal
17
h22
Seventeen in Base 22 Duovigesimal
53
2922
Fifty-Three in Base 22 Duovigesimal

Prime Factorization

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

3221 · 7221 · h221 · 29221 = 1h2122

Base Conversions

The number eightteen thousand nine hundred and twenty-one in 35 different bases