Properties of the Number 25344

Twenty-Five Thousand Three Hundred Forty-Four

Basics

Value: 25343 → 25344 → 25345

Parity: even

Prime: No

Previous Prime: 25343

Next Prime: 25349

Digit Sum: 18

Digital Root: 9

Palindrome: No

Factorization: 2 ⁸ × 3 ² × 11

Divisors: 1, 2, 3, 4, 6, 8, 9, 11, 12, 16

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 110001100000000

Octal: 61400

Duodecimal: 12800

Hexadecimal: 6300

Square: 642318336

Square Root: 159.1979899370592

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

11-almost primes (generalization of semiprimes). A69272

a(n) = 2^n-7*binomial(n,7). Number of 7D hypercubes in an n-dimensional hypercube. A54851

T(n,k)=Number of nXk 0..2 arrays with no element equal to any value at offset (-2,-2) (-1,-2) or (0,-1) and new values introduced in order 0..2. A275142

T(n,k) = Number of n-step self-avoiding walks on a k X k X k cube summed over all starting positions. A187162

Numbers n such that n!10-1 is prime. A204658

Generalized Stirling2 array (6,2). A91746

Number of arrangements of n non-attacking bishops on an n X n board such that every square of the board is controlled by at least one bishop. A122749

G.f. satisfies: A(x) = exp( ∑_n>=1 [∑_k=0..2·n A200536(n,k)² * x^k] / A(x)ⁿ * xⁿ/n ), where A200536(n,k) is the coefficient of x^k in (1+3·x+2·x²)ⁿ. A200537

Number of divisors of multiply-perfect numbers. A88843

Number triangle T(n,k) = 2^n-k*C(2·n,n-k). A128417