The Number

21671

Twenty-One Thousand Six Hundred and Seventy-One

In Base 21 Unovigesimal Is

272k21

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

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

Nearby Numbers

Positive, nonzero integers within three units

21668
272h21
Twenty-One Thousand Six Hundred and Sixty-Eight in Base 21 Unovigesimal
21669
272i21
Twenty-One Thousand Six Hundred and Sixty-Nine in Base 21 Unovigesimal
21670
272j21
Twenty-One Thousand Six Hundred and Seventy in Base 21 Unovigesimal
21672
273021
Twenty-One Thousand Six Hundred and Seventy-Two in Base 21 Unovigesimal
21673
273121
Twenty-One Thousand Six Hundred and Seventy-Three in Base 21 Unovigesimal
21674
273221
Twenty-One Thousand Six Hundred and Seventy-Four in Base 21 Unovigesimal

Scientific Notation

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

2.1671e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0008k9db7f3jg95621

The reciprocal of 21671 in Base 21 Unovigesimal.

Palindrome?

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

The number 272k21 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 seventy-one is a composite number with 4 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 six hundred and seventy-one 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 seventy-one has the following 2 prime factors:

13
d21
Thirteen in Base 21 Unovigesimal
1667
3g821
One Thousand Six Hundred and Sixty-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

d211 · 3g8211 = 272k21

Base Conversions

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