Properties of the Number 57542

Fifty-Seven Thousand Five Hundred Forty-Two

Basics

Value: 57541 → 57542 → 57543

Parity: even

Prime: No

Previous Prime: 57529

Next Prime: 57557

Digit Sum: 23

Digital Root: 5

Palindrome: No

Factorization: 2 × 28771

Divisors: 1, 2, 28771, 57542

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1110000011000110

Octal: 160306

Duodecimal: 29372

Hexadecimal: e0c6

Square: 3311081764

Square Root: 239.87913623322893

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

Number of (1+2)X(n+2) 0..3 arrays with every 3X3 subblock row and diagonal sum equal to 0 3 5 6 or 7 and every 3X3 column and antidiagonal sum not equal to 0 3 5 6 or 7. A252385

Powers of fifth root of 21 rounded down. A18174

T(n,k)=Number of (n+2)X(k+2) 0..3 arrays with every 3X3 subblock row and diagonal sum equal to 0 3 5 6 or 7 and every 3X3 column and antidiagonal sum not equal to 0 3 5 6 or 7. A252384

Maximum cycle length in each permutation between A038776(1) and A038776(A000108(n)). A57542