Properties of the Number -16207

Sixteen Thousand Two Hundred Seven

Basics

Value: -16208 → -16207 → -16206

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 16

Digital Root: 7

Palindrome: No

Factorization: 19 × 853

Divisors: 1, 19, 853, 16207

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: -11111101001111

Octal: -37517

Duodecimal: -9467

Hexadecimal: -3f4f

Square: 262666849

Square Root: 127.30671624073885

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

Tetranacci numbers: a(n) = a(n-1) + a(n-2) + a(n-3) + a(n-4), with a(0)=a(1)=0, a(2)=1, a(3)=2. A1630

a(n) = (n + 2)*(2·n² - n + 3)/6. A56520

25-gonal numbers: a(n) = n*(23·n-21)/2. A255184

Semiprimes in A003215. A113530

a(n) = 12·n² + 18·n + 7. A154105

Decimal representation of the x-axis, from the left edge to the origin, of the n-th stage of growth of the two-dimensional cellular automaton defined by "Rule 331", based on the 5-celled von Neumann neighborhood. A281178

a(n) = ∑_k=1..n (k/gcd(n, k))². A332654

Expansion of ∏_k>=1 (1 + x^k)^A007437(k). A301874

Number of sensed planar maps with n edges and without faces or vertices of degree 1. A6396

Numbers n such that one of floor(10ⁿ * π) or ceiling(10ⁿ * π) is prime. A140515