Properties of the Number -2479

Four Hundred Seventy-Nine

Basics

Value: -2480 → -2479 → -2478

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 37 × 67

Divisors: 1, 37, 67, 2479

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -100110101111

Octal: -4657

Duodecimal: -1527

Hexadecimal: -9af

Square: 6145441

Square Root: 49.78955713801841

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(0) = 1, a(1) = 0, a(2) = -1; for n >= 3, a(n) = - a(n-2) + ∑_{primes p with 3 <= p <= n} a(n-p). A2121

Expansion of ∏_k>=0 (1-x^3·k+2)^3·k+2. A285212

Number of partitions of n into parts 3k and 3k+1 with at least one part of each type. A35618

Composite and every divisor (except 1) contains the digit 7. A62676

G.f. satisfies: A(x) = 1/(1-x) * A(x²)*A(x³)*A(x⁴)*...*A(xⁿ)*... A129374

Numbers k such that 3^k - 34 is prime. A219051

The Wiener index of a benzenoid consisting of a linear chain of n hexagons. A143938

a(n) = Frobenius number for 7 successive primes = F[p(n), p(n+1), p(n+2), p(n+3), p(n+4), p(n+5), p(n+6)]. A138993

Numbers n such that σ(n) is a Fibonacci number. A272412

Generalized Mancala solitaire (A002491); to get n-th term, start with n and successively round up to next 8 multiples of n-1, n-2, ..., 1, for n>=1. A113745