Properties of the Number 81467

Eighty-One Thousand Four Hundred Sixty-Seven

Basics

Value: 81466 → 81467 → 81468

Parity: odd

Prime: No

Previous Prime: 81463

Next Prime: 81509

Digit Sum: 26

Digital Root: 8

Palindrome: No

Factorization: 41 × 1987

Divisors: 1, 41, 1987, 81467

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10011111000111011

Octal: 237073

Duodecimal: 3B18B

Hexadecimal: 13e3b

Square: 6636872089

Square Root: 285.42424564146614

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

a(n) = smallest (n+k) such that n divides the sum (n+1)+ (n+2) + ... (n+k) = k·n + k*(k+1)/2. A81467

a(n) is the number of ordered solutions (x,y,z) to x³ + y³ == z³ mod n with 1 <= x,y,z <= n-1. A137401