The Number

81013

Eighty-One Thousand and Thirteen

In Base 12 Duodecimal Is

3aa7112

The numbers with a 12 subscript use Base 12 Duodecimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

81010
3aa6a12
Eighty-One Thousand and Ten in Base 12 Duodecimal
81011
3aa6b12
Eighty-One Thousand and Eleven in Base 12 Duodecimal
81012
3aa7012
Eighty-One Thousand and Twelve in Base 12 Duodecimal
81014
3aa7212
Eighty-One Thousand and Fourteen in Base 12 Duodecimal
81015
3aa7312
Eighty-One Thousand and Fifteen in Base 12 Duodecimal
81016
3aa7412
Eighty-One Thousand and Sixteen in Base 12 Duodecimal

Scientific Notation

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

8.1013e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000030a3692a72903b8412

The reciprocal of 81013 in Base 12 Duodecimal.

Palindrome?

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

The number 3aa7112 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 thirteen is the 7927th prime number.   See primes in Base 12 Duodecimal

Not A Composite

Composites have more than just these two factors.

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

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 thirteen has the following 1 prime factor:

81013
3aa7112
Eighty-One Thousand and Thirteen in Base 12 Duodecimal

Prime Factorization

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

3aa71121 = 3aa7112

Base Conversions

The number eighty-one thousand and thirteen in 35 different bases