Properties of the Number 23449

Twenty-Three Thousand Four Hundred Forty-Nine

Basics

Value: 23448 → 23449 → 23450

Parity: odd

Prime: No

Previous Prime: 23447

Next Prime: 23459

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 131 × 179

Divisors: 1, 131, 179, 23449

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 101101110011001

Octal: 55631

Duodecimal: 116A1

Hexadecimal: 5b99

Square: 549855601

Square Root: 153.13066316058323

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

Expansion of ∏_k>=1 1 / (1 - k·x^k)^k. A266941

Number of polyominoes with n cells that tile the plane. A54359

Semiprimes whose prime factors are of equal binary length and which differ from each other in exactly two bit positions. A261074

Constant term of the reduction by x²->x+1 of the polynomial p(n,x) defined at Comments. A192964

Odd composite numbers n, such that n, n+d, n·d and n/d are all odious (A000069) for every divisor d of n. A231558

Number of 3-tuples of nonnegative integers less than p for which 3-argument multinomial coefficients support a Lucas congruence modulo p², where p is the n-th prime. A348885

Numbers k such that k and k+2 are both A000120-perfect numbers (A175522). A360639

Number of length 3+1 0..n arrays with the sum of the maximum of each adjacent pair multiplied by some arrangement of +-1 equal to zero. A250647

a(n) = n-7. A23449