The Number

21100

Twenty-One Thousand One Hundred

In Base 2 Binary Is

1010010011011002

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

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

Nearby Numbers

Positive, nonzero integers within three units

21097
1010010011010012
Twenty-One Thousand and Ninety-Seven in Base 2 Binary
21098
1010010011010102
Twenty-One Thousand and Ninety-Eight in Base 2 Binary
21099
1010010011010112
Twenty-One Thousand and Ninety-Nine in Base 2 Binary
21101
1010010011011012
Twenty-One Thousand One Hundred and One in Base 2 Binary
21102
1010010011011102
Twenty-One Thousand One Hundred and Two in Base 2 Binary
21103
1010010011011112
Twenty-One Thousand One Hundred and Three in Base 2 Binary

Scientific Notation

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

2.1100e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0000000000000011000110110010000011110011110100011001101011000011112

The reciprocal of 21100 in Base 2 Binary.

Palindrome?

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

The number 1010010011011002 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 is a composite number with 18 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 is a composite number with 18 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 has the following 3 prime factors:

2
102
Two in Base 2 Binary
5
1012
Five in Base 2 Binary
211
110100112
Two Hundred and Eleven in Base 2 Binary

Prime Factorization

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

1022 · 10122 · 1101001121 = 1010010011011002

Base Conversions

The number twenty-one thousand one hundred in 35 different bases