The Number

21643

Twenty-One Thousand Six Hundred and Forty-Three

In Base 12 Duodecimal Is

1063712

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

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

Nearby Numbers

Positive, nonzero integers within three units

21640
1063412
Twenty-One Thousand Six Hundred and Forty in Base 12 Duodecimal
21641
1063512
Twenty-One Thousand Six Hundred and Forty-One in Base 12 Duodecimal
21642
1063612
Twenty-One Thousand Six Hundred and Forty-Two in Base 12 Duodecimal
21644
1063812
Twenty-One Thousand Six Hundred and Forty-Four in Base 12 Duodecimal
21645
1063912
Twenty-One Thousand Six Hundred and Forty-Five in Base 12 Duodecimal
21646
1063a12
Twenty-One Thousand Six Hundred and Forty-Six in Base 12 Duodecimal

Scientific Notation

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

2.1643e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0000b5b70151ba6717412

The reciprocal of 21643 in Base 12 Duodecimal.

Palindrome?

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

The number 1063712 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 six hundred and forty-three is a composite number with 4 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 six hundred 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 six hundred and forty-three has the following 2 prime factors:

23
1b12
Twenty-Three in Base 12 Duodecimal
941
66512
Nine Hundred and Forty-One in Base 12 Duodecimal

Prime Factorization

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

1b121 · 665121 = 1063712

Base Conversions

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