The Number

81043

Eighty-One Thousand and Forty-Three

In Base 18 Octodecimal Is

dg2718

The numbers with a 18 subscript use Base 18 Octodecimal 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
dg2418
Eighty-One Thousand and Forty in Base 18 Octodecimal
81041
dg2518
Eighty-One Thousand and Forty-One in Base 18 Octodecimal
81042
dg2618
Eighty-One Thousand and Forty-Two in Base 18 Octodecimal
81044
dg2818
Eighty-One Thousand and Forty-Four in Base 18 Octodecimal
81045
dg2918
Eighty-One Thousand and Forty-Five in Base 18 Octodecimal
81046
dg2a18
Eighty-One Thousand and Forty-Six in Base 18 Octodecimal

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.

0.000155c4ce5a66gda18

The reciprocal of 81043 in Base 18 Octodecimal.

Palindrome?

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

The number dg2718 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 18 Octodecimal

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
dg2718
Eighty-One Thousand and Forty-Three in Base 18 Octodecimal

Prime Factorization

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

dg27181 = dg2718

Base Conversions

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