Properties of the Number -2879

Eight Hundred Seventy-Nine

Basics

Value: -2880 → -2879 → -2878

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 26

Digital Root: 8

Palindrome: No

Factorization: 2879

Divisors: 1, 2879

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -101100111111

Octal: -5477

Duodecimal: -17BB

Hexadecimal: -b3f

Square: 8288641

Square Root: 53.65631370118525

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

Values of n such that L(9) and N(9) are both prime, where L(k) = (n²+n+1)*2^2·k + (2·n+1)*2^k + 1, N(k) = (n²+n+1)*2^k + n. A226929

Expansion of (1 + x) / (5·x² - 2·x + 1). A116483

a(n) = A118443(n)/(n+1), where A118443 is the row sums of triangle A118441. A118444

G.f. A(x) satisfies: A(x) = 1 / (1 - x + x⁴ * A(x)). A349048

First differences of number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 485", based on the 5-celled von Neumann neighborhood. A272505

Safe primes p: (p-1)/2 is also prime. A5385

Prime(k), where k is such that (1 + ∑_i=1..k prime(i)²) / k is an integer. A233862

Primes with 7 as smallest primitive root. A1126

Primes of form n² + n + 17. A7635

Number of partitions of n-1 boys and one girl with no couple. A120452