Properties of the Number -199666

One Hundred Ninety-Nine Thousand Six Hundred Sixty-Six

Basics

Value: -199667 → -199666 → -199665

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 37

Digital Root: 1

Palindrome: No

Factorization: 2 × 99833

Divisors: 1, 2, 99833, 199666

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -110000101111110010

Octal: -605762

Duodecimal: -9766A

Hexadecimal: -30bf2

Square: 39866511556

Square Root: 446.84001611314983

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

G.f. satisfies: A(x) = 1 + x·f(x, A(x)) where f(,) is Ramanujan's two-variable θ function. A192502

Self-composition of the repunits; g.f.: A(x) = G(G(x)), where G(x) = g.f. of A002275. A276644