The Number

81000

Eighty-One Thousand

In Base 24 Tetravigesimal Is

5kf024

The numbers with a 24 subscript use Base 24 Tetravigesimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

80997
5kel24
Eighty Thousand Nine Hundred and Ninety-Seven in Base 24 Tetravigesimal
80998
5kem24
Eighty Thousand Nine Hundred and Ninety-Eight in Base 24 Tetravigesimal
80999
5ken24
Eighty Thousand Nine Hundred and Ninety-Nine in Base 24 Tetravigesimal
81001
5kf124
Eighty-One Thousand and One in Base 24 Tetravigesimal
81002
5kf224
Eighty-One Thousand and Two in Base 24 Tetravigesimal
81003
5kf324
Eighty-One Thousand and Three in Base 24 Tetravigesimal

Scientific Notation

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

8.1000e4

Reciprocal

A number multiplied with its reciprocal is one.

0.00042772blgglc2a24

The reciprocal of 81000 in Base 24 Tetravigesimal.

Palindrome?

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

The number 5kf024 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 is a composite number with 80 total factors (including 1 and itself).   See primes in Base 24 Tetravigesimal

A Composite

Composites have more than just these two factors.

Eighty-one thousand is a composite number with 80 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 has the following 3 prime factors:

2
224
Two in Base 24 Tetravigesimal
3
324
Three in Base 24 Tetravigesimal
5
524
Five in Base 24 Tetravigesimal

Prime Factorization

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

2243 · 3244 · 5243 = 5kf024

Base Conversions

The number eighty-one thousand in 35 different bases