The Number

21964

Twenty-One Thousand Nine Hundred and Sixty-Four

In Base 2 Binary Is

1010101110011002

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

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

Nearby Numbers

Positive, nonzero integers within three units

21961
1010101110010012
Twenty-One Thousand Nine Hundred and Sixty-One in Base 2 Binary
21962
1010101110010102
Twenty-One Thousand Nine Hundred and Sixty-Two in Base 2 Binary
21963
1010101110010112
Twenty-One Thousand Nine Hundred and Sixty-Three in Base 2 Binary
21965
1010101110011012
Twenty-One Thousand Nine Hundred and Sixty-Five in Base 2 Binary
21966
1010101110011102
Twenty-One Thousand Nine Hundred and Sixty-Six in Base 2 Binary
21967
1010101110011112
Twenty-One Thousand Nine Hundred and Sixty-Seven in Base 2 Binary

Scientific Notation

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

2.1964e4

Reciprocal

A number multiplied with its reciprocal is one.

0.00000000000000101111101111011001110001010010100111010001110110000012

The reciprocal of 21964 in Base 2 Binary.

Palindrome?

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

The number 1010101110011002 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 nine hundred and sixty-four 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 nine hundred and sixty-four 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 nine hundred and sixty-four has the following 3 prime factors:

2
102
Two in Base 2 Binary
17
100012
Seventeen in Base 2 Binary
19
100112
Nineteen 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 · 1000122 · 1001121 = 1010101110011002

Base Conversions

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