The Number

81049

Eighty-One Thousand and Forty-Nine

In Base 20 Vigesimal Is

a2c920

The numbers with a 20 subscript use Base 20 Vigesimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

81046
a2c620
Eighty-One Thousand and Forty-Six in Base 20 Vigesimal
81047
a2c720
Eighty-One Thousand and Forty-Seven in Base 20 Vigesimal
81048
a2c820
Eighty-One Thousand and Forty-Eight in Base 20 Vigesimal
81050
a2ca20
Eighty-One Thousand and Fifty in Base 20 Vigesimal
81051
a2cb20
Eighty-One Thousand and Fifty-One in Base 20 Vigesimal
81052
a2cc20
Eighty-One Thousand and Fifty-Two in Base 20 Vigesimal

Scientific Notation

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

8.1049e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0001j9ci6339ij2920

The reciprocal of 81049 in Base 20 Vigesimal.

Palindrome?

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

The number a2c920 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-nine is the 7935th prime number.   See primes in Base 20 Vigesimal

Not A Composite

Composites have more than just these two factors.

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

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-nine has the following 1 prime factor:

81049
a2c920
Eighty-One Thousand and Forty-Nine in Base 20 Vigesimal

Prime Factorization

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

a2c9201 = a2c920

Base Conversions

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