Properties of the Number -19682

Nineteen Thousand Six Hundred Eighty-Two

Basics

Value: -19683 → -19682 → -19681

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 26

Digital Root: 8

Palindrome: No

Factorization: 2 × 13 × 757

Divisors: 1, 2, 13, 26, 757, 1514, 9841, 19682

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -100110011100010

Octal: -46342

Duodecimal: -B482

Hexadecimal: -4ce2

Square: 387381124

Square Root: 140.29255147726127

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 A(n,k), n >= 1, k >= 0, read by antidiagonals: A(n,k) = ∑_{d∣n, d==1 (mod 4)} d^k - ∑_{d∣n, d==3 (mod 4)} d^k. A322143

Values of the family of polynomials y = xⁿ + 1 at point x = discriminant of y. A174305

a(n) = ∑_d∣n μ(d)*dⁿ. A321222

a(n) = 1 - n³. A24001

a(n) = 1 - n⁹. A24007

a(n) = ∑_{d∣n, d==1 (mod 4)} d⁹ - ∑_{d∣n, d==3 (mod 4)} d⁹. A321825

a(n) = 3ⁿ - 1. A24023

Numbers of the form 3^m - 1 or 2·3^m - 1; i.e., the union of sequences A048473 and A024023. A62318

a(n) = n³ - 1. A68601

Numbers k such that k, k + 1 and k + 2 are 3 consecutive Harshad numbers. A154701