Properties of the Number -14831

Fourteen Thousand Eight Hundred Thirty-One

Basics

Value: -14832 → -14831 → -14830

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 17

Digital Root: 8

Palindrome: No

Factorization: 14831

Divisors: 1, 14831

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -11100111101111

Octal: -34757

Duodecimal: -86BB

Hexadecimal: -39ef

Square: 219958561

Square Root: 121.78259317324459

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) = ∑_k=0..n (-1)^k * binomial(4·k,n-k). A360088

G.f. satisfies A(x) = 1 + x·A(x) / (1 + x)⁵. A365084

Number of subsets of {1, ..., n} that are not sum-free. A88809

a(n) = pq + pr + qr with p = prime(n), q = prime(n+1), and r = prime(n+2). A127345

Primes p whose reciprocal has period (p-1)/10. A56215

Primes in A127345. A127346

T(n,k) = Number of lower triangles of an n X n integer array with all row and column sums zero and all row and column sums of squares <= 2k². A195892

T(n,k)=Number of (n+2)X(k+2) 0..2 arrays with every 3X3 subblock row, column, diagonal and antidiagonal sum not equal to 0 2 or 4. A252032

T(n,k)=Number of nXk 0..1 arrays with every element unequal to 2, 3, 4, 5 or 6 king-move adjacent elements, with upper left element zero. A304767

T(n,k)=Number of nXk 0..1 arrays with every element unequal to 1, 2, 3, 5, 6, 7 or 8 king-move adjacent elements, with upper left element zero. A317436