Properties of the Number 51912

Fifty-One Thousand Nine Hundred Twelve

Basics

Value: 51911 → 51912 → 51913

Parity: even

Prime: No

Previous Prime: 51907

Next Prime: 51913

Digit Sum: 18

Digital Root: 9

Palindrome: No

Factorization: 2 ³ × 3 ² × 7 × 103

Divisors: 1, 2, 3, 4, 6, 7, 8, 9, 12, 14

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1100101011001000

Octal: 145310

Duodecimal: 26060

Hexadecimal: cac8

Square: 2694855744

Square Root: 227.8420505525703

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

Thickened cube numbers: a(n) = n*(n² + (n-1)²) + (n-1)*2·n*(n-1). A50492

a(n) = A000166(n)*binomial(n+1,2). A65087

Numbers k such that A127483(k) = A127483(k+1) - 1 = A127483(k+2) - 2 = A127483(k+3) - 3. A127486

a(1) = 1, a(2) = 7, a(n+2) = 7·a(n+1)+(n+1)*(n+3)*a(n). A142990

Permanent of the n-th principal submatrix of A204431. A204432

Least k such that prime(n)³ divides binomial(2k,k). A110496

Permanent of the n-th principal submatrix of A204267. A204268

Permanent of the n-th principal submatrix of A204425. A204426

Numerator of sigma₃(n)/sigma₂(n). A298754

a(n) is the number of ways to partition an n X n X n cube into four noncongruent cuboids of different volumes. A385580