Properties of the Number -12331

Twelve Thousand Three Hundred Thirty-One

Basics

Value: -12332 → -12331 → -12330

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 10

Digital Root: 1

Palindrome: No

Factorization: 11 × 19 × 59

Divisors: 1, 11, 19, 59, 209, 649, 1121, 12331

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -11000000101011

Octal: -30053

Duodecimal: -7177

Hexadecimal: -302b

Square: 152053561

Square Root: 111.04503590885997

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

Triangle read by rows: Zig-zag Eulerian number triangle T(n, k). A205497

a(n) is the smallest integer such that the sum of any three ordered terms a(k), k <= n, is unique. A51912

Indices of prime Mersenne numbers (A001348). A16027

Numbers n such that the digits of σ(n) are exactly the same (albeit in different order) as the digits of φ(n), in base 10. A175795

a(n) = ∑_{1 <= x₁, x₂ <= n} gcd(x₁, x₂, n)⁴. A372926

a(n) is the number of regions formed by n-secting the angles of a nonagon (enneagon). A335781

Record values in A180076. A180080

Number of triples (w,x,y) with all terms in {0,...,n} and w < floor((x+y)/3). A212971

Expansion of (1/(1 - x)) * ∑_k>=1 x^k*(2·k-1) / ∏_j=1..2·k-1 (1 - x^j). A318156

Number of subsets of {1..n} whose elements have the same number of divisors. A339514