The Number

81391

Eighty-One Thousand Three Hundred and Ninety-One

In Base 23 Trivigesimal Is

6fjh23

The numbers with a 23 subscript use Base 23 Trivigesimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

81388
6fje23
Eighty-One Thousand Three Hundred and Eighty-Eight in Base 23 Trivigesimal
81389
6fjf23
Eighty-One Thousand Three Hundred and Eighty-Nine in Base 23 Trivigesimal
81390
6fjg23
Eighty-One Thousand Three Hundred and Ninety in Base 23 Trivigesimal
81392
6fji23
Eighty-One Thousand Three Hundred and Ninety-Two in Base 23 Trivigesimal
81393
6fjj23
Eighty-One Thousand Three Hundred and Ninety-Three in Base 23 Trivigesimal
81394
6fjk23
Eighty-One Thousand Three Hundred and Ninety-Four in Base 23 Trivigesimal

Scientific Notation

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

8.1391e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0003a1ili7hkbjc23

The reciprocal of 81391 in Base 23 Trivigesimal.

Palindrome?

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

The number 6fjh23 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 three hundred and ninety-one is a composite number with 4 total factors (including 1 and itself).   See primes in Base 23 Trivigesimal

A Composite

Composites have more than just these two factors.

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

199
8f23
One Hundred and Ninety-Nine in Base 23 Trivigesimal
409
hi23
Four Hundred and Nine in Base 23 Trivigesimal

Prime Factorization

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

8f231 · hi231 = 6fjh23

Base Conversions

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