Properties of the Number 81883

Eighty-One Thousand Eight Hundred Eighty-Three

Basics

Value: 81882 → 81883 → 81884

Parity: odd

Prime: Yes

Previous Prime: 81869

Next Prime: 81899

Digit Sum: 28

Digital Root: 1

Palindrome: No

Factorization: 81883

Divisors: 1, 81883

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

8509 Try Today's Challenge

Representations

Binary: 10011111111011011

Octal: 237733

Duodecimal: 3B477

Hexadecimal: 13fdb

Square: 6704825689

Square Root: 286.15205747993497

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

Primes of the form 2·n² + 34·n + 15. A217494

Primes p such that p⁴ - p +/- 1 are twin primes. A236952

Primes p such that 6p - 1 and 6p + 1 are twin primes and ((6p-1)² + (6p+1)²) / 10 is prime. A283957

Numbers n such that the number of steps needed to reach an integer starting with n-1/4 or n+1/4 and iterating the map x-->x·ceiling(x) is the same. A81883