The Number

21516

Twenty-One Thousand Five Hundred and Sixteen

In Base 12 Duodecimal Is

1055012

The numbers with a 12 subscript use Base 12 Duodecimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

21513
1054912
Twenty-One Thousand Five Hundred and Thirteen in Base 12 Duodecimal
21514
1054a12
Twenty-One Thousand Five Hundred and Fourteen in Base 12 Duodecimal
21515
1054b12
Twenty-One Thousand Five Hundred and Fifteen in Base 12 Duodecimal
21517
1055112
Twenty-One Thousand Five Hundred and Seventeen in Base 12 Duodecimal
21518
1055212
Twenty-One Thousand Five Hundred and Eightteen in Base 12 Duodecimal
21519
1055312
Twenty-One Thousand Five Hundred and Nineteen in Base 12 Duodecimal

Scientific Notation

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

2.1516e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0000b69433a0289261612

The reciprocal of 21516 in Base 12 Duodecimal.

Palindrome?

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

The number 1055012 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 five hundred and sixteen is a composite number with 24 total factors (including 1 and itself).   See primes in Base 12 Duodecimal

A Composite

Composites have more than just these two factors.

Twenty-one thousand five hundred and sixteen 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 five hundred and sixteen has the following 4 prime factors:

2
212
Two in Base 12 Duodecimal
3
312
Three in Base 12 Duodecimal
11
b12
Eleven in Base 12 Duodecimal
163
11712
One Hundred and Sixty-Three in Base 12 Duodecimal

Prime Factorization

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

2122 · 3121 · b121 · 117121 = 1055012

Base Conversions

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