The Number

20989

Twenty Thousand Nine Hundred and Eighty-Nine

In Base 16 Hexadecimal Is

51fd16

The numbers with a 16 subscript use Base 16 Hexadecimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

20986
51fa16
Twenty Thousand Nine Hundred and Eighty-Six in Base 16 Hexadecimal
20987
51fb16
Twenty Thousand Nine Hundred and Eighty-Seven in Base 16 Hexadecimal
20988
51fc16
Twenty Thousand Nine Hundred and Eighty-Eight in Base 16 Hexadecimal
20990
51fe16
Twenty Thousand Nine Hundred and Ninety in Base 16 Hexadecimal
20991
51ff16
Twenty Thousand Nine Hundred and Ninety-One in Base 16 Hexadecimal
20992
520016
Twenty Thousand Nine Hundred and Ninety-Two in Base 16 Hexadecimal

Scientific Notation

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

2.0989e4

Reciprocal

A number multiplied with its reciprocal is one.

0.00031f557064e478c16

The reciprocal of 20989 in Base 16 Hexadecimal.

Palindrome?

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

The number 51fd16 is not a palindrome.

Not A Prime Number

A prime number is a positive integer that is divisible only by itself and one.

Twenty thousand nine hundred and eighty-nine is a composite number with 4 total factors (including 1 and itself).   See primes in Base 16 Hexadecimal

A Composite

Composites have more than just these two factors.

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

139
8b16
One Hundred and Thirty-Nine in Base 16 Hexadecimal
151
9716
One Hundred and Fifty-One in Base 16 Hexadecimal

Prime Factorization

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

8b161 · 97161 = 51fd16

Base Conversions

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