Properties of the Number 12751

Twelve Thousand Seven Hundred Fifty-One

Basics

Value: 12750 → 12751 → 12752

Parity: odd

Prime: No

Previous Prime: 12743

Next Prime: 12757

Digit Sum: 16

Digital Root: 7

Palindrome: No

Factorization: 41 × 311

Divisors: 1, 41, 311, 12751

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 11000111001111

Octal: 30717

Duodecimal: 7467

Hexadecimal: 31cf

Square: 162588001

Square Root: 112.92032589396827

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

T(n,k)=Number of nXk 0..4 arrays with each element·equal to the number of its horizontal and vertical neighbors equal to 1,3,0,4,2 for x=0,1,2,3,4. A196329

Numbers k such that the continued fraction for sqrt(k) has period 100. A20439

Numbers k such that 32·3^k - 1 is prime. A387197

Least k such that gcd(prime(k+1)-1, prime(k)-1) = 2n. A67605

Last occurrence of n partitions in A204814. A205301

Expansion of 1/(x^k*(1-x-3·x^k+1)) for k=4. A143455

Sequence shifts left five places under Weigh transform with a(n) = signum(n) for n<5. A316077

a(n) = floor(n(n-1)(n-2)(n-3)/20). A11930

a(n) = A277715(n) / 3. A277716

Terms of A094302 without repetition. A94426