The Number

82131

Eighty-Two Thousand One Hundred and Thirty-One

In Base 21 Unovigesimal Is

8i5021

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

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

Nearby Numbers

Positive, nonzero integers within three units

82128
8i4i21
Eighty-Two Thousand One Hundred and Twenty-Eight in Base 21 Unovigesimal
82129
8i4j21
Eighty-Two Thousand One Hundred and Twenty-Nine in Base 21 Unovigesimal
82130
8i4k21
Eighty-Two Thousand One Hundred and Thirty in Base 21 Unovigesimal
82132
8i5121
Eighty-Two Thousand One Hundred and Thirty-Two in Base 21 Unovigesimal
82133
8i5221
Eighty-Two Thousand One Hundred and Thirty-Three in Base 21 Unovigesimal
82134
8i5321
Eighty-Two Thousand One Hundred and Thirty-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.

8.2131e4

Reciprocal

A number multiplied with its reciprocal is one.

0.00027f59e409c5g621

The reciprocal of 82131 in Base 21 Unovigesimal.

Palindrome?

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

The number 8i5021 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 one hundred and thirty-one is a composite number with 8 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 one hundred and thirty-one is a composite number with 8 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 one hundred and thirty-one has the following 3 prime factors:

3
321
Three in Base 21 Unovigesimal
7
721
Seven in Base 21 Unovigesimal
3911
8i521
Three Thousand Nine Hundred and Eleven in Base 21 Unovigesimal

Prime Factorization

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

3211 · 7211 · 8i5211 = 8i5021

Base Conversions

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