The Number

81068

Eighty-One Thousand and Sixty-Eight

In Base 21 Unovigesimal Is

8fh821

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

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

Nearby Numbers

Positive, nonzero integers within three units

81065
8fh521
Eighty-One Thousand and Sixty-Five in Base 21 Unovigesimal
81066
8fh621
Eighty-One Thousand and Sixty-Six in Base 21 Unovigesimal
81067
8fh721
Eighty-One Thousand and Sixty-Seven in Base 21 Unovigesimal
81069
8fh921
Eighty-One Thousand and Sixty-Nine in Base 21 Unovigesimal
81070
8fha21
Eighty-One Thousand and Seventy in Base 21 Unovigesimal
81071
8fhb21
Eighty-One Thousand and Seventy-One in Base 21 Unovigesimal

Scientific Notation

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

8.1068e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000287k045e45kce21

The reciprocal of 81068 in Base 21 Unovigesimal.

Palindrome?

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

The number 8fh821 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 and sixty-eight is a composite number with 12 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 and sixty-eight is a composite number with 12 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 and sixty-eight has the following 3 prime factors:

2
221
Two in Base 21 Unovigesimal
13
d21
Thirteen in Base 21 Unovigesimal
1559
3b521
One Thousand Five Hundred and Fifty-Nine in Base 21 Unovigesimal

Prime Factorization

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

2212 · d211 · 3b5211 = 8fh821

Base Conversions

The number eighty-one thousand and sixty-eight in 35 different bases