The Number

18221

Eightteen Thousand Two Hundred and Twenty-One

In Base 18 Octodecimal Is

324518

The numbers with a 18 subscript use Base 18 Octodecimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

18218
324218
Eightteen Thousand Two Hundred and Eightteen in Base 18 Octodecimal
18219
324318
Eightteen Thousand Two Hundred and Nineteen in Base 18 Octodecimal
18220
324418
Eightteen Thousand Two Hundred and Twenty in Base 18 Octodecimal
18222
324618
Eightteen Thousand Two Hundred and Twenty-Two in Base 18 Octodecimal
18223
324718
Eightteen Thousand Two Hundred and Twenty-Three in Base 18 Octodecimal
18224
324818
Eightteen Thousand Two Hundred and Twenty-Four in Base 18 Octodecimal

Scientific Notation

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

1.8221e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0005dcbc8hf5098aa18

The reciprocal of 18221 in Base 18 Octodecimal.

Palindrome?

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

The number 324518 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 two hundred and twenty-one is a composite number with 8 total factors (including 1 and itself).   See primes in Base 18 Octodecimal

A Composite

Composites have more than just these two factors.

Eightteen thousand two hundred and twenty-one is a composite number with 8 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 two hundred and twenty-one has the following 3 prime factors:

7
718
Seven in Base 18 Octodecimal
19
1118
Nineteen in Base 18 Octodecimal
137
7b18
One Hundred and Thirty-Seven in Base 18 Octodecimal

Prime Factorization

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

7181 · 11181 · 7b181 = 324518

Base Conversions

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