The Number

81989

Eighty-One Thousand Nine Hundred and Eighty-Nine

In Base 4 Quaternary Is

1100010114

The numbers with a 4 subscript use Base 4 Quaternary notation.

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

Nearby Numbers

Positive, nonzero integers within three units

81986
1100010024
Eighty-One Thousand Nine Hundred and Eighty-Six in Base 4 Quaternary
81987
1100010034
Eighty-One Thousand Nine Hundred and Eighty-Seven in Base 4 Quaternary
81988
1100010104
Eighty-One Thousand Nine Hundred and Eighty-Eight in Base 4 Quaternary
81990
1100010124
Eighty-One Thousand Nine Hundred and Ninety in Base 4 Quaternary
81991
1100010134
Eighty-One Thousand Nine Hundred and Ninety-One in Base 4 Quaternary
81992
1100010204
Eighty-One Thousand Nine Hundred and Ninety-Two in Base 4 Quaternary

Scientific Notation

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

8.1989e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000000003030220022311122213231300224

The reciprocal of 81989 in Base 4 Quaternary.

Palindrome?

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

The number 1100010114 is not a palindrome.

Not A Prime Number

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

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

A Composite

Composites have more than just these two factors.

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

163
22034
One Hundred and Sixty-Three in Base 4 Quaternary
503
133134
Five Hundred and Three in Base 4 Quaternary

Prime Factorization

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

220341 · 1331341 = 1100010114

Base Conversions

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