The Number

21109

Twenty-One Thousand One Hundred and Nine

In Base 2 Binary Is

1010010011101012

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

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

Nearby Numbers

Positive, nonzero integers within three units

21106
1010010011100102
Twenty-One Thousand One Hundred and Six in Base 2 Binary
21107
1010010011100112
Twenty-One Thousand One Hundred and Seven in Base 2 Binary
21108
1010010011101002
Twenty-One Thousand One Hundred and Eight in Base 2 Binary
21110
1010010011101102
Twenty-One Thousand One Hundred and Ten in Base 2 Binary
21111
1010010011101112
Twenty-One Thousand One Hundred and Eleven in Base 2 Binary
21112
1010010011110002
Twenty-One Thousand One Hundred and Twelve in Base 2 Binary

Scientific Notation

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

2.1109e4

Reciprocal

A number multiplied with its reciprocal is one.

0.00000000000000110001101011001010001010100111100001111001100100012

The reciprocal of 21109 in Base 2 Binary.

Palindrome?

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

The number 1010010011101012 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 nine 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.

Twenty-one thousand one hundred and nine 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 twenty-one thousand one hundred and nine has the following 3 prime factors:

11
10112
Eleven in Base 2 Binary
19
100112
Nineteen in Base 2 Binary
101
11001012
One Hundred and One in Base 2 Binary

Prime Factorization

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

101121 · 1001121 · 110010121 = 1010010011101012

Base Conversions

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