Properties of the Number -8912

Nine Hundred Twelve

Basics

Value: -8913 → -8912 → -8911

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 2 ⁴ × 557

Divisors: 1, 2, 4, 8, 16, 557, 1114, 2228, 4456, 8912

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -10001011010000

Octal: -21320

Duodecimal: -51A8

Hexadecimal: -22d0

Square: 79423744

Square Root: 94.40338976964757

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) = (9n² + 9n + 4)/2. A62123

Minimum number n, not already present, that permits the cyclic repetition of the decimal digits 1,2,3,4,5,6,7,8,9 in the sequence. A165307

T(n,k)=Number of (n+1)X(k+1) binary arrays with every 2X2 subblock nonsingular. A183688

T(n,k)=Two-loop graph coloring a rectangular array: number of nXk 0..4 arrays where 0..4 label nodes of a graph with edges 0,1 1,2 2,0 0,3 3,4 4,0 and every array movement to a horizontal or vertical neighbor moves along an edge of this graph. A223255

Numbers k such that 2^k+1 + 2·k + 1 is prime. A105330

Expansion of e.g.f. ∏_k>=1 1 / (1 - sinh(x^k)). A330515

Numbers k such that A127483(k) = A127483(k+1) - 1 = A127483(k+2) - 2. A127485

a(n) = [xⁿ] (F(x)/F(-x))ⁿ where F(x) = (1 + x)*(1 + x³). A362408

a(n) = (25·n⁴-120·n³+209·n²-108·n)/6. A6529

Denominators of continued fraction convergents to sqrt(499). A41953