Properties of the Number -27882

Twenty-Seven Thousand Eight Hundred Eighty-Two

Basics

Value: -27883 → -27882 → -27881

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 27

Digital Root: 9

Palindrome: No

Factorization: 2 × 3 ² × 1549

Divisors: 1, 2, 3, 6, 9, 18, 1549, 3098, 4647, 9294

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -110110011101010

Octal: -66352

Duodecimal: -14176

Hexadecimal: -6cea

Square: 777405924

Square Root: 166.97904060090895

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 1/(1 - x + x² + 2·x³). A77952

Number of decagons that can be formed with perimeter n. A288256

Number of partitions of n having no parts with multiplicity 6. A184641

Least integer m > 0 with π(m·n) = σ(m), where σ(m) is the sum of all positive divisors of m. A247603

Expansion of 1/(1+x+x²-2·x³). A77975

Solution of the complementary equation a(n) = 3·a(n-1) + b(n-1), where a(0) = 1, a(1) = 2, b(0) = 3, and (a(n)) and (b(n)) are increasing complementary sequences. A295133

Number of n-element binary operation tables, out of a total nⁿ^2 tables, that satisfy the axioms for an Average system. Not culled for isomorphism. The Average system axioms are avg(A,A)=A, avg(A,B)=avg(B,A), avg(avg(A,B),avg(C,D)) = avg(avg(A,C),avg(B,D)). A111773

Irregular triangle read by rows: T(n,k) is the number of essential graphs with n nodes and k (directed or undirected) edges (n >= 1, 0 <= k <= n*(n-1)/2). A368569