The Number

21164

Twenty-One Thousand One Hundred and Sixty-Four

In Base 21 Unovigesimal Is

25kh21

The numbers with a 21 subscript use Base 21 Unovigesimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

21161
25ke21
Twenty-One Thousand One Hundred and Sixty-One in Base 21 Unovigesimal
21162
25kf21
Twenty-One Thousand One Hundred and Sixty-Two in Base 21 Unovigesimal
21163
25kg21
Twenty-One Thousand One Hundred and Sixty-Three in Base 21 Unovigesimal
21165
25ki21
Twenty-One Thousand One Hundred and Sixty-Five in Base 21 Unovigesimal
21166
25kj21
Twenty-One Thousand One Hundred and Sixty-Six in Base 21 Unovigesimal
21167
25kk21
Twenty-One Thousand One Hundred and Sixty-Seven in Base 21 Unovigesimal

Scientific Notation

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

2.1164e4

Reciprocal

A number multiplied with its reciprocal is one.

0.00093k9aif754b7c21

The reciprocal of 21164 in Base 21 Unovigesimal.

Palindrome?

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

The number 25kh21 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-four is a composite number with 24 total factors (including 1 and itself).   See primes in Base 21 Unovigesimal

A Composite

Composites have more than just these two factors.

Twenty-one thousand one hundred and sixty-four is a composite number with 24 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-four has the following 4 prime factors:

2
221
Two in Base 21 Unovigesimal
11
b21
Eleven in Base 21 Unovigesimal
13
d21
Thirteen in Base 21 Unovigesimal
37
1g21
Thirty-Seven in Base 21 Unovigesimal

Prime Factorization

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

2212 · b211 · d211 · 1g211 = 25kh21

Base Conversions

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