Properties of the Number 81083

Eighty-One Thousand Eighty-Three

Basics

Value: 81082 → 81083 → 81084

Parity: odd

Prime: Yes

Previous Prime: 81077

Next Prime: 81097

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 81083

Divisors: 1, 81083

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10011110010111011

Octal: 236273

Duodecimal: 3AB0B

Hexadecimal: 13cbb

Square: 6574452889

Square Root: 284.7507682166986

Classification

Fibonacci: No

Bell Number: No

Factorial Number: No

Regular Number: No

Perfect Number: No

Special

Kaprekar Constant: No

Munchausen Constant: No

Armstrong Number: No

Kaprekar Number: No

Catalan Number: No

Vampire Number: No

Taxicab Number: No

Super Prime: No

Friedman Number: No

Fermat Number: No

Cullen Number: No

OEIS Sequences

Noncomposite numbers in the southern ray of the Ulam spiral as oriented on the March 1964 cover of Scientific American. A168027

Primes arising in A096847. A96848

Expansion of (sqrt(1-2x+7x²-6x³+5x⁴)-(1-x+x²))/(2x²(1-x+x²)). A178114

Primes such that the next 10 prime gaps are all distinct. A372550

Primes that are the sum of all primes in an interval [k,2·k] for some k>=1. A389113

Numbers n such that rad(n+1)=rad(n)+1, where rad(m)=A007947(m) is the squarefree kernel of m. A81083