Properties of the Number -163680

One Hundred Sixty-Three Thousand Six Hundred Eighty

Basics

Value: -163681 → -163680 → -163679

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 24

Digital Root: 6

Palindrome: No

Factorization: 2 ⁵ × 3 × 5 × 11 × 31

Divisors: 1, 2, 3, 4, 5, 6, 8, 10, 11, 12

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -100111111101100000

Octal: -477540

Duodecimal: -7A880

Hexadecimal: -27f60

Square: 26791142400

Square Root: 404.57384987168905

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)*(n+2)*(n+3)/6. A33488

Numbers with prime factorization pqrst⁵. A190383

Lower triangular array called S1hat(4) related to partition number array A144885. A144886

Orders of the finite groups PGammaL₂(K) when K is a finite field with q = A246655(n) elements. A352807

Nonnegative values·of solutions (x, y) to the Diophantine equation x² + (x + 31²)² = y². A331265

Number of 3-step king-knight's tours (piece capable of both kinds of moves) on an n X n board summed over all starting positions. A187851