Properties of the Number 47582

Forty-Seven Thousand Five Hundred Eighty-Two

Basics

Value: 47581 → 47582 → 47583

Parity: even

Prime: No

Previous Prime: 47581

Next Prime: 47591

Digit Sum: 26

Digital Root: 8

Palindrome: No

Factorization: 2 × 37 × 643

Divisors: 1, 2, 37, 74, 643, 1286, 23791, 47582

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1011100111011110

Octal: 134736

Duodecimal: 23652

Hexadecimal: b9de

Square: 2264046724

Square Root: 218.1329869597902

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

Maximal length of rook tour on an n X n+1 board. A152132

G.f. A(x,y) = lim_N->infinity (1 - P(N,x,y))/(2·x)^N, where P(0,x,y) = -y, and P(n+1,x,y) = sqrt(1 - 4·x + 4·x*P(n,x,y)) for n = 0..N-1. A352093

Numbers that are congruent to {3, 5, 6, 7} mod 8. A47582

Number of n X 5 0..1 arrays with every 1 horizontally, diagonally or antidiagonally adjacent to 0 or 2 neighboring 1's. A297454