The Number

81395

Eighty-One Thousand Three Hundred and Ninety-Five

In Base 21 Unovigesimal Is

8gbk21

The numbers with a 21 subscript use Base 21 Unovigesimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

81392
8gbh21
Eighty-One Thousand Three Hundred and Ninety-Two in Base 21 Unovigesimal
81393
8gbi21
Eighty-One Thousand Three Hundred and Ninety-Three in Base 21 Unovigesimal
81394
8gbj21
Eighty-One Thousand Three Hundred and Ninety-Four in Base 21 Unovigesimal
81396
8gc021
Eighty-One Thousand Three Hundred and Ninety-Six in Base 21 Unovigesimal
81397
8gc121
Eighty-One Thousand Three Hundred and Ninety-Seven in Base 21 Unovigesimal
81398
8gc221
Eighty-One Thousand Three Hundred and Ninety-Eight in Base 21 Unovigesimal

Scientific Notation

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

8.1395e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000283efhb5d83de21

The reciprocal of 81395 in Base 21 Unovigesimal.

Palindrome?

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

The number 8gbk21 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-five is a composite number with 8 total factors (including 1 and itself).   See primes in Base 21 Unovigesimal

A Composite

Composites have more than just these two factors.

Eighty-one thousand three hundred and ninety-five is a composite number with 8 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-five has the following 3 prime factors:

5
521
Five in Base 21 Unovigesimal
73
3a21
Seventy-Three in Base 21 Unovigesimal
223
ad21
Two Hundred and Twenty-Three in Base 21 Unovigesimal

Prime Factorization

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

5211 · 3a211 · ad211 = 8gbk21

Base Conversions

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