Properties of the Number -3318

Three Hundred Eighteen

Basics

Value: -3319 → -3318 → -3317

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 15

Digital Root: 6

Palindrome: No

Factorization: 2 × 3 × 7 × 79

Divisors: 1, 2, 3, 6, 7, 14, 21, 42, 79, 158

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: -110011110110

Octal: -6366

Duodecimal: -1B06

Hexadecimal: -cf6

Square: 11009124

Square Root: 57.60208329565867

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. A(x) satisfies: A(x) = 1 - x·A(x/(1 - x)) / (1 - x)⁴. A346059

Expansion of (χ(-x) * χ(-x¹⁹))² in powers of·where χ() is a Ramanujan θ function. A134005

sech(tan(x)+sin(x))=1-4/2!*x²+72/4!*x⁴-3318/6!*x⁶+283640/8!*x⁸... A12947

Denominators of Bernoulli numbers B_2n. A2445

Denominators of Bernoulli numbers B₀, B₁, B₂, B₄, B₆, ... A6954

a(n) = 2·n² + 11·n + 12. A71355

T(n,k)=Number of (n+1)X(k+1) 0..2 arrays with every 2 X 2 subblock having the same number of clockwise edge increases as its horizontal neighbors and no 2 X 2 subblock having the same number of counterclockwise edge increases as its vertical neighbors. A205736

Positive integers n such that n¹³ + 1 is semiprime. A105237

List of distinct numbers appearing as denominators of Bernoulli numbers. A90801

Positive integers n such that n¹⁹ + 1 is semiprime (A001358). A104657