Properties of the Number -5656

Six Hundred Fifty-Six

Basics

Value: -5657 → -5656 → -5655

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 2 ³ × 7 × 101

Divisors: 1, 2, 4, 7, 8, 14, 28, 56, 101, 202

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -1011000011000

Octal: -13030

Duodecimal: -3334

Hexadecimal: -1618

Square: 31990336

Square Root: 75.20638270785267

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-x-x^N)/((1-x)(1-x²)(1-x³)...(1-x^N)) for N = 6. A60025

a(n) = A000730(7·n). A282941

G.f. satisfies A(x) = 1 + x / (1 + x·A(x))⁴. A365111

Expansion of e.g.f. arctan(log(1 + x)). A296981

Expansion of ∏_{i>=1, j>=1, k>=1} (1 - x^i·j*k)/(1 + x^i·j*k). A321241

Number of integer compositions of n whose leaders of strictly increasing runs are identical. A374686

Numbers which have only digits 5 and 6 in base 10. A256291

a(n) = A₅(n) where A_m(x) are the Eulerian polynomials as defined in A326323. A326324

Centered 13-gonal numbers. A69126

a(n) = ∑_k=0..n A(n,k)*n^k where A(n,k) are Eulerian numbers. A122778