The Number

82981

Eighty-Two Thousand Nine Hundred and Eighty-One

In Base 20 Vigesimal Is

a79120

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

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

Nearby Numbers

Positive, nonzero integers within three units

82978
a78i20
Eighty-Two Thousand Nine Hundred and Seventy-Eight in Base 20 Vigesimal
82979
a78j20
Eighty-Two Thousand Nine Hundred and Seventy-Nine in Base 20 Vigesimal
82980
a79020
Eighty-Two Thousand Nine Hundred and Eighty in Base 20 Vigesimal
82982
a79220
Eighty-Two Thousand Nine Hundred and Eighty-Two in Base 20 Vigesimal
82983
a79320
Eighty-Two Thousand Nine Hundred and Eighty-Three in Base 20 Vigesimal
82984
a79420
Eighty-Two Thousand Nine Hundred and Eighty-Four in Base 20 Vigesimal

Scientific Notation

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

8.2981e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0001ib5472b70c2520

The reciprocal of 82981 in Base 20 Vigesimal.

Palindrome?

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

The number a79120 is not a palindrome.

A Prime Number

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

Eighty-two thousand nine hundred and eighty-one is the 8105th prime number.   See primes in Base 20 Vigesimal

Not A Composite

Composites have more than just these two factors.

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

Prime Factors

The prime factors of a positive integer are the integers that divide it exactly and are also prime.

The number eighty-two thousand nine hundred and eighty-one has the following 1 prime factor:

82981
a79120
Eighty-Two Thousand Nine Hundred and Eighty-One in Base 20 Vigesimal

Prime Factorization

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

a791201 = a79120

Base Conversions

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