Properties of the Number -890

Eight Hundred Ninety

Basics

Value: -891 → -890 → -889

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 17

Digital Root: 8

Palindrome: No

Factorization: 2 × 5 × 89

Divisors: 1, 2, 5, 10, 89, 178, 445, 890

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -1101111010

Octal: -1572

Duodecimal: -622

Hexadecimal: -37a

Square: 792100

Square Root: 29.832867780352597

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

Polylogarithm li(-n,-2/3) multiplied by (5ⁿ⁺¹)/3. A212847

Triangle read by rows: row n (n > 0) gives the coefficients of x^k (0 <= k <= n - 1) in the expansion of ∑_j=0..n A000931(j+4)*binomial(n, j)*x^{j - 1}*(1 - x)^{n - j}. A144400

Expansion of 1/(1+x²-x³+x⁴). A129903

Expansion of f(-x) * f(-x²)⁴ / φ(x²) in powers of·where φ(), f() are Ramanujan θ functions. A275372

Composition of Catalan and Fibonacci numbers. A189675

E.g.f.: arctan(arctanh(x)*exp(x))=x+2/2!*x²+3/3!*x³-12/4!*x⁴-147/5!*x⁵... A12713

Number of partitions of n into relatively prime parts such that multiplicities of parts are also relatively prime. A100953

Sums of four consecutive primes. A34963

The number of n-full sets, F(n). A188431

Numbers that are the sum of 9 positive 5th powers. A3354