The Number

21065

Twenty-One Thousand and Sixty-Five

In Base 21 Unovigesimal Is

25g221

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

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

Nearby Numbers

Positive, nonzero integers within three units

21062
25fk21
Twenty-One Thousand and Sixty-Two in Base 21 Unovigesimal
21063
25g021
Twenty-One Thousand and Sixty-Three in Base 21 Unovigesimal
21064
25g121
Twenty-One Thousand and Sixty-Four in Base 21 Unovigesimal
21066
25g321
Twenty-One Thousand and Sixty-Six in Base 21 Unovigesimal
21067
25g421
Twenty-One Thousand and Sixty-Seven in Base 21 Unovigesimal
21068
25g521
Twenty-One Thousand and Sixty-Eight in Base 21 Unovigesimal

Scientific Notation

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

2.1065e4

Reciprocal

A number multiplied with its reciprocal is one.

0.00094ia9jhhdg9a21

The reciprocal of 21065 in Base 21 Unovigesimal.

Palindrome?

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

The number 25g221 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 sixty-five is a composite number with 8 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 and sixty-five 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 and sixty-five has the following 3 prime factors:

5
521
Five in Base 21 Unovigesimal
11
b21
Eleven in Base 21 Unovigesimal
383
i521
Three Hundred and Eighty-Three in Base 21 Unovigesimal

Prime Factorization

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

5211 · b211 · i5211 = 25g221

Base Conversions

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