Properties of the Number 63967

Sixty-Three Thousand Nine Hundred Sixty-Seven

Basics

Value: 63966 → 63967 → 63968

Parity: odd

Prime: No

Previous Prime: 63949

Next Prime: 63977

Digit Sum: 31

Digital Root: 4

Palindrome: No

Factorization: 47 × 1361

Divisors: 1, 47, 1361, 63967

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1111100111011111

Octal: 174737

Duodecimal: 31027

Hexadecimal: f9df

Square: 4091777089

Square Root: 252.91698242704067

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

Triangle read by rows: T(n,k) is the number of ordered trees with n edges having k even-length branches starting at the root (0<=k<=n). A127541

Triangle read by rows, T(n,k) = T(n-1,k) + T(n-2,k) + T(n-1,k-1) + T(n-2,k-1) and T(0,0) = 1. A63967

a(n) = sqrt( ∏_j=1..n ∏_k=1..6 (4·sin((2·j-1)*π/(2·n))² + 4·sin((2·k-1)*π/6)²) ). A341545