The Number

21989

Twenty-One Thousand Nine Hundred and Eighty-Nine

In Base 14 Quattuordecimal Is

802914

The numbers with a 14 subscript use Base 14 Quattuordecimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

21986
802614
Twenty-One Thousand Nine Hundred and Eighty-Six in Base 14 Quattuordecimal
21987
802714
Twenty-One Thousand Nine Hundred and Eighty-Seven in Base 14 Quattuordecimal
21988
802814
Twenty-One Thousand Nine Hundred and Eighty-Eight in Base 14 Quattuordecimal
21990
802a14
Twenty-One Thousand Nine Hundred and Ninety in Base 14 Quattuordecimal
21991
802b14
Twenty-One Thousand Nine Hundred and Ninety-One in Base 14 Quattuordecimal
21992
802c14
Twenty-One Thousand Nine Hundred and Ninety-Two in Base 14 Quattuordecimal

Scientific Notation

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

2.1989e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0001a65cc4198d295714

The reciprocal of 21989 in Base 14 Quattuordecimal.

Palindrome?

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

The number 802914 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 nine hundred and eighty-nine is a composite number with 4 total factors (including 1 and itself).   See primes in Base 14 Quattuordecimal

A Composite

Composites have more than just these two factors.

Twenty-one thousand nine hundred and eighty-nine 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 nine hundred and eighty-nine has the following 2 prime factors:

11
b14
Eleven in Base 14 Quattuordecimal
1999
a2b14
One Thousand Nine Hundred and Ninety-Nine in Base 14 Quattuordecimal

Prime Factorization

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

b141 · a2b141 = 802914

Base Conversions

The number twenty-one thousand nine hundred and eighty-nine in 35 different bases