Properties of the Number 16345

Sixteen Thousand Three Hundred Forty-Five

Basics

Value: 16344 → 16345 → 16346

Parity: odd

Prime: No

Previous Prime: 16339

Next Prime: 16349

Digit Sum: 19

Digital Root: 1

Palindrome: No

Factorization: 5 × 7 × 467

Divisors: 1, 5, 7, 35, 467, 2335, 3269, 16345

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 11111111011001

Octal: 37731

Duodecimal: 9561

Hexadecimal: 3fd9

Square: 267159025

Square Root: 127.84756548327387

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

a(n) = 2ⁿ⁺¹ - 3·n. A123203

Number of non-connected, unlabeled, antichain covers of {1..n} (vertex-connectivity 0). A327426

a(n) = [ a(n-1)/a(1) ] + [ a(n-2)/a(2) ] + ... + [ a(1)/a(n-1) ], for n >= 3. A22858

Expansion of (χ(x) / χ(-x⁶))² in powers of·where χ() is a Ramanujan θ function. A328790

First differences are formed by interleaving {2^k - 1, k = 1, 2, 3, ...} and {11·k, k = 5, 4, 3, ...}. A86848

a(n) = n*(n - 1)*(2·n² + n + 2)/6. A71246

σ(n) + n is a square. A114069

Number of subsets of the initial segment of the natural numbers strictly below n which are not self-measuring. Number of subsets S of [n] with S ≠ distset(S). A350105

Expansion of 1/((1-6x)(1-9x)(1-10x)(1-12x)). A28217

Number of components in all forests on nodes on a circle. A45740