The Number
82561
Eighty-Two Thousand Five Hundred and Sixty-One
In Base 21 Unovigesimal Is
8j4a21
The numbers with a 21 subscript use Base 21 Unovigesimal notation.
For more familiar numbers: See Eighty-Two Thousand Five Hundred and Sixty-One in Base 10 Decimal
Nearby Numbers
Positive, nonzero integers within three units
Scientific Notation
Scientific notation expresses a quantity as the product of its significand with 10 raised to an integer exponent.
8.2561e4
Reciprocal
A number multiplied with its reciprocal is one.
0.000279h53c000e2i21
The reciprocal of 82561 in Base 21 Unovigesimal.
Palindrome?
A numerical palindrome has the same value when all of its digits are reversed.
The number 8j4a21 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 five hundred and sixty-one is the 8071st prime number. See primes in Base 21 Unovigesimal
Not A Composite
Composites have more than just these two factors.
Eighty-Two Thousand Five Hundred and Sixty-One is not a composite number because it has exactly two factors: One and Eighty-Two Thousand Five Hundred and Sixty-One
Prime Factors
The number eighty-two thousand five hundred and sixty-one has the following 1 prime factor:
Prime Factorization
The prime factorization of a positive integer is the unique list of prime factors together with their multiplicities
8j4a211
= 8j4a21
Base Conversions
The number eighty-two thousand five hundred and sixty-one in 35 different bases