Properties of the Number -206897

Two Hundred Six Thousand Eight Hundred Ninety-Seven

Basics

Value: -206898 → -206897 → -206896

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 32

Digital Root: 5

Palindrome: No

Factorization: 206897

Divisors: 1, 206897

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: -110010100000110001

Octal: -624061

Duodecimal: -9B895

Hexadecimal: -32831

Square: 42806368609

Square Root: 454.85931891080344

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) = ∑_k=m..n T(k,n-k), where m = floor((n+1)/2); a(n) is the n-th diagonal-sum of left justified array T given by A027935. A27947

Sequence equals its 4th differences shifted by one index. A137166

a(n) = 3·a(n-1)-3·a(n-2)+a(n-3)+a(n-4). A138653