The Number

21168

Twenty-One Thousand One Hundred and Sixty-Eight

In Base 2 Binary Is

1010010101100002

The numbers with a 2 subscript use Base 2 Binary notation.

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

Nearby Numbers

Positive, nonzero integers within three units

21165
1010010101011012
Twenty-One Thousand One Hundred and Sixty-Five in Base 2 Binary
21166
1010010101011102
Twenty-One Thousand One Hundred and Sixty-Six in Base 2 Binary
21167
1010010101011112
Twenty-One Thousand One Hundred and Sixty-Seven in Base 2 Binary
21169
1010010101100012
Twenty-One Thousand One Hundred and Sixty-Nine in Base 2 Binary
21170
1010010101100102
Twenty-One Thousand One Hundred and Seventy in Base 2 Binary
21171
1010010101100112
Twenty-One Thousand One Hundred and Seventy-One in Base 2 Binary

Scientific Notation

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

2.1168e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000000000000001100011000100100110000111101001001010101100001101112

The reciprocal of 21168 in Base 2 Binary.

Palindrome?

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

The number 1010010101100002 is not a palindrome.

Not A Prime Number

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

Twenty-one thousand one hundred and sixty-eight is a composite number with 60 total factors (including 1 and itself).   See primes in Base 2 Binary

A Composite

Composites have more than just these two factors.

Twenty-one thousand one hundred and sixty-eight is a composite number with 60 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 twenty-one thousand one hundred and sixty-eight has the following 3 prime factors:

2
102
Two in Base 2 Binary
3
112
Three in Base 2 Binary
7
1112
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

1024 · 1123 · 11122 = 1010010101100002

Base Conversions

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