Properties of the Number -2893

Eight Hundred Ninety-Three

Basics

Value: -2894 → -2893 → -2892

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 11 × 263

Divisors: 1, 11, 263, 2893

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -101101001101

Octal: -5515

Duodecimal: -1811

Hexadecimal: -b4d

Square: 8369449

Square Root: 53.786615435440815

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+1) = a(n) - n*(n-1)*a(n-1), with a(n) = 1 for n <= 3. A2020

Expansion of (1-x)/(1-x+x²+x³). A78016

a(n) = -(A(n) - A(n-1)) where A(n) = A057597(n+1), for n >= 0. A319200

Numerator of Hermite(n, 11/16). A159526

Coordination sequence for "hal" 3D uniform tiling. A299274

Cardinality of set of sets of parts of all partitions of n. A88314

Expansion of 1/(1 - x³ - x⁴ - x⁵ + x⁸). A225482

Discriminants of real quadratic fields with class number 1 and related continued fraction period length of 24. A51965

Number of two-connected (or biconnected) planar graphs with n nodes. A21103

Square array read by antidiagonals: T(n,k) = (k*(2·k+3)ⁿ + 1)/(k+1). A83075