The Number

82991

Eighty-Two Thousand Nine Hundred and Ninety-One

In Base 21 Unovigesimal Is

8k3k21

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

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

Nearby Numbers

Positive, nonzero integers within three units

82988
8k3h21
Eighty-Two Thousand Nine Hundred and Eighty-Eight in Base 21 Unovigesimal
82989
8k3i21
Eighty-Two Thousand Nine Hundred and Eighty-Nine in Base 21 Unovigesimal
82990
8k3j21
Eighty-Two Thousand Nine Hundred and Ninety in Base 21 Unovigesimal
82992
8k4021
Eighty-Two Thousand Nine Hundred and Ninety-Two in Base 21 Unovigesimal
82993
8k4121
Eighty-Two Thousand Nine Hundred and Ninety-Three in Base 21 Unovigesimal
82994
8k4221
Eighty-Two Thousand Nine Hundred and Ninety-Four in Base 21 Unovigesimal

Scientific Notation

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

8.2991e4

Reciprocal

A number multiplied with its reciprocal is one.

0.00027494aiifii2821

The reciprocal of 82991 in Base 21 Unovigesimal.

Palindrome?

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

The number 8k3k21 is not a palindrome.

Not A Prime Number

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

Eighty-two thousand nine hundred and ninety-one is a composite number with 4 total factors (including 1 and itself).   See primes in Base 21 Unovigesimal

A Composite

Composites have more than just these two factors.

Eighty-two thousand nine hundred and ninety-one is a composite number with 4 total factors (including 1 and itself).

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 ninety-one has the following 2 prime factors:

37
1g21
Thirty-Seven in Base 21 Unovigesimal
2243
51h21
Two Thousand Two Hundred 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

1g211 · 51h211 = 8k3k21

Base Conversions

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