Properties of the Number -112681

One Hundred Twelve Thousand Six Hundred Eighty-One

Basics

Value: -112682 → -112681 → -112680

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 19

Digital Root: 1

Palindrome: No

Factorization: 281 × 401

Divisors: 1, 281, 401, 112681

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -11011100000101001

Octal: -334051

Duodecimal: -55261

Hexadecimal: -1b829

Square: 12697007761

Square Root: 335.6799070543246

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

Square array T(n,k), n >= 0, k >= 0, read by antidiagonals, where T(n,k) = ∑_j=0..n (-1)^n-j * multinomial(n+(k-1)*j; n-j, {j}^k). A336169

Number of permutations of 2 copies of 1..n avoiding adjacent step pattern up, up, up, up. A177564

a(n) = ∑_k=0..n (-1)^n-k * (n+4·k)!/((n-k)! * k!⁵). A336171