Properties of the Number -51312

Fifty-One Thousand Three Hundred Twelve

Basics

Value: -51313 → -51312 → -51311

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 12

Digital Root: 3

Palindrome: No

Factorization: 2 ⁴ × 3 × 1069

Divisors: 1, 2, 3, 4, 6, 8, 12, 16, 24, 48

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -1100100001110000

Octal: -144160

Duodecimal: -25840

Hexadecimal: -c870

Square: 2632921344

Square Root: 226.5215221562843

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

Least positive integer m with prime(m)+2 and prime(prime(m))+2 both prime such that prime(m·n)+2 and prime(prime(m·n))+2 are both prime. A259487

Sum of divisors of Woodall (or Riesel) numbers; σ(A003261(n)); σ(n·2ⁿ - 1). A63515

Number of (n+1)X(2+1) 0..1 arrays x(i,j) with row sums sum{j³*x(i,j), j=1..2+1} nondecreasing, and column sums sum{i³*x(i,j), i=1..n+1} nondecreasing. A232855

a(n) = floor(C(4n,2n)/C(4n,n)). A24501

Sequence of coefficients of·in marked mesh pattern generating function Q_n,132^-,0,3,0(x). A212349