The Number

21043

Twenty-One Thousand and Forty-Three

In Base 2 Binary Is

1010010001100112

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

For more familiar numbers: See Twenty-One Thousand and Forty-Three in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

21040
1010010001100002
Twenty-One Thousand and Forty in Base 2 Binary
21041
1010010001100012
Twenty-One Thousand and Forty-One in Base 2 Binary
21042
1010010001100102
Twenty-One Thousand and Forty-Two in Base 2 Binary
21044
1010010001101002
Twenty-One Thousand and Forty-Four in Base 2 Binary
21045
1010010001101012
Twenty-One Thousand and Forty-Five in Base 2 Binary
21046
1010010001101102
Twenty-One Thousand and Forty-Six in Base 2 Binary

Scientific Notation

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

2.1043e4

Reciprocal

A number multiplied with its reciprocal is one.

0.00000000000000110001110101001000010100110000010010001111111001012

The reciprocal of 21043 in Base 2 Binary.

Palindrome?

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

The number 1010010001100112 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 and forty-three is a composite number with 4 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 and forty-three is a composite number with 4 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 and forty-three has the following 2 prime factors:

11
10112
Eleven in Base 2 Binary
1913
111011110012
One Thousand Nine Hundred and Thirteen 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 · 1110111100121 = 1010010001100112

Base Conversions

The number twenty-one thousand and forty-three in 35 different bases