Properties of the Number 20367

Twenty Thousand Three Hundred Sixty-Seven

Basics

Value: 20366 → 20367 → 20368

Parity: odd

Prime: No

Previous Prime: 20359

Next Prime: 20369

Digit Sum: 18

Digital Root: 9

Palindrome: No

Factorization: 3 ² × 31 × 73

Divisors: 1, 3, 9, 31, 73, 93, 219, 279, 657, 2263

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 100111110001111

Octal: 47617

Duodecimal: B953

Hexadecimal: 4f8f

Square: 414814689

Square Root: 142.71299870719557

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

Numbers k such that 3^k - 4 is prime. A58959

a(n) = 1 + (144 + (50 + (35 + (10 + n)*n)*n)*n)*n/120. A145127

Coefficient of q¹ in ν(n), where ν(0)=1, ν(1)=b and, for n>=2, ν(n)=b*ν(n-1)+λ*(1+q+q²+...+q^n-2)*ν(n-2) with (b,λ)=(1,3). A74355

A213784/12. A213789

Expansion of ∏_m>=1 (1+m·q^m)^-31. A22723

a(n) is the Wiener index of a broom on 2n vertices of which n+2 are pendant. A349416

Binomial transform of the "1,2,3,..." triangle. A125027

Number of length 4+1 0..n arrays with the sum of the cubes of adjacent differences multiplied by some arrangement of +-1 equal to zero. A250231

Least k such that first k terms of A022303 contain n more 2's than 1's. A25518

Multiplicity of highest weight (or singular) vectors associated with character chi₁₈ of Monster module. A34406