Properties of the Number -17424

Seventeen Thousand Four Hundred Twenty-Four

Basics

Value: -17425 → -17424 → -17423

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 18

Digital Root: 9

Palindrome: No

Factorization: 2 ⁴ × 3 ² × 11 ²

Divisors: 1, 2, 3, 4, 6, 8, 9, 11, 12, 16

Polygonal

Triangular: No

Square: Yes

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -100010000010000

Octal: -42020

Duodecimal: -A100

Hexadecimal: -4410

Square: 303595776

Square Root: 132

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

a(n) = n*(n+1)²/2. A6002

Squares of Catalan numbers. A1246

Perfect powers of nonsquarefree numbers k that are not squareful. A386762

a(n) = (4·n)². A16802

a(n) = (3·n)². A16766

Number of ways to place a non-attacking white and black rook on n X n chessboard. A35287

a(n) = C(floor(n/2 + 1/2))*C(floor(n/2 + 1)) where C(i) = Catalan numbers A000108. A5817

Quarter-squares squared: A002620². A30179

Primitive e-perfect numbers: primitive elements of the e-perfect numbers (A054979). A54980

Largest square <= n³. A65733