The Number

81043

Eighty-One Thousand and Forty-Three

In Base 21 Unovigesimal Is

8fg421

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

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

Nearby Numbers

Positive, nonzero integers within three units

81040
8fg121
Eighty-One Thousand and Forty in Base 21 Unovigesimal
81041
8fg221
Eighty-One Thousand and Forty-One in Base 21 Unovigesimal
81042
8fg321
Eighty-One Thousand and Forty-Two in Base 21 Unovigesimal
81044
8fg521
Eighty-One Thousand and Forty-Four in Base 21 Unovigesimal
81045
8fg621
Eighty-One Thousand and Forty-Five in Base 21 Unovigesimal
81046
8fg721
Eighty-One Thousand and Forty-Six in Base 21 Unovigesimal

Scientific Notation

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

8.1043e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0002885i2dcd88hf21

The reciprocal of 81043 in Base 21 Unovigesimal.

Palindrome?

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

The number 8fg421 is not a palindrome.

A Prime Number

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

Eighty-one thousand and forty-three is the 7933rd prime number.   See primes in Base 21 Unovigesimal

Not A Composite

Composites have more than just these two factors.

Eighty-One Thousand and Forty-Three is not a composite number because it has exactly two factors: One and Eighty-One Thousand and Forty-Three

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 forty-three has the following 1 prime factor:

81043
8fg421
Eighty-One Thousand and Forty-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

8fg4211 = 8fg421

Base Conversions

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