Properties of the Number 12924

Twelve Thousand Nine Hundred Twenty-Four

Basics

Value: 12923 → 12924 → 12925

Parity: even

Prime: No

Previous Prime: 12923

Next Prime: 12941

Digit Sum: 18

Digital Root: 9

Palindrome: No

Factorization: 2 ² × 3 ² × 359

Divisors: 1, 2, 3, 4, 6, 9, 12, 18, 36, 359

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 11001001111100

Octal: 31174

Duodecimal: 7590

Hexadecimal: 327c

Square: 167029776

Square Root: 113.6837719289785

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

Express 1 - x - x² - x³ - x⁴ - ... as product (1 + g(1)*x) * (1 + g(2)*x²) *(1 + g(3)*x³) * ... and use a(n) = - g(n). A220418

Numbers k such that the odd part of σ(σ(k)) is equal to the odd part of σ(k). A353365

Number of partitions p of n such that mean(p) < multiplicity(min(p)). A240203

Magnetization series for face-centered cubic lattice. A3196

a(n) = 729·n - 198. A156772

Number of reduced 3 X 3 magilatin squares with largest entry n. A174018

a(1)=0; thereafter a(n) = A238824(n-1)+A238830(n-1). A238832

a(n) = 2·a(n-1) - a(n-3) + a(floor(n/2)) + a(floor(n/3)) + ... + a(floor(n/n)), where a(0) = 1, a(1) = 2, a(2) = 3. A298407

Expansion of ∏_k>=1 1/(1 - x^k*(k+1/2))^k*(k+1/2). A298730

Row sums of Riordan triangle A319203. A321204