Properties of the Number -2579

Five Hundred Seventy-Nine

Basics

Value: -2580 → -2579 → -2578

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 23

Digital Root: 5

Palindrome: No

Factorization: 2579

Divisors: 1, 2579

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -101000010011

Octal: -5023

Duodecimal: -15AB

Hexadecimal: -a13

Square: 6651241

Square Root: 50.78385570237849

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=0..floor(n/3)} (-n)^k * binomial(n-2·k,k). A368895

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

Numbers that are the sum of 12 positive 7th powers. A3379

Odd numbers not of form p + 2^k (de Polignac numbers). A6285

Safe primes (A005385) that are not Sophie Germain primes. A59452

Primes congruent to 29 (mod 30). A132236

Prime islands: for n >= 2, a(n) = least prime whose adjacent primes are exactly 2n apart; a(1) = 3 by convention. A46931

Smallest prime equal to the sum of 2n+1 consecutive primes. A70934

Number of integer partitions of 2n whose distinct parts sum to n. A364910

Lower prime of a difference of 12 between consecutive primes. A31930