The Number

18221

Eightteen Thousand Two Hundred and Twenty-One

In Base 2 Binary Is

1000111001011012

The numbers with a 2 subscript use Base 2 Binary 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
1000111001010102
Eightteen Thousand Two Hundred and Eightteen in Base 2 Binary
18219
1000111001010112
Eightteen Thousand Two Hundred and Nineteen in Base 2 Binary
18220
1000111001011002
Eightteen Thousand Two Hundred and Twenty in Base 2 Binary
18222
1000111001011102
Eightteen Thousand Two Hundred and Twenty-Two in Base 2 Binary
18223
1000111001011112
Eightteen Thousand Two Hundred and Twenty-Three in Base 2 Binary
18224
1000111001100002
Eightteen Thousand Two Hundred and Twenty-Four in Base 2 Binary

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.

0.00000000000000111001100011000011001111000010010110011000110110001112

The reciprocal of 18221 in Base 2 Binary.

Palindrome?

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

The number 1000111001011012 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 2 Binary

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
1112
Seven in Base 2 Binary
19
100112
Nineteen in Base 2 Binary
137
100010012
One Hundred and Thirty-Seven in Base 2 Binary

Prime Factorization

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

11121 · 1001121 · 1000100121 = 1000111001011012

Base Conversions

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