Properties of the Number -6679

Six Hundred Seventy-Nine

Basics

Value: -6680 → -6679 → -6678

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 28

Digital Root: 1

Palindrome: No

Factorization: 6679

Divisors: 1, 6679

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -1101000010111

Octal: -15027

Duodecimal: -3A47

Hexadecimal: -1a17

Square: 44609041

Square Root: 81.72514912803769

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

Expansion of ∏_m>=1 (1-m·q^m). A22661

Primes or negative values of primes in the sequence b(n) = 47·n² - 1701·n + 10181, n >= 0. A50267

Primes from merging of 4 successive digits in decimal expansion of sqrt(2). A198164

Balanced primes of order three. A82078

Primes which can be expressed as a sum of distinct powers of 3. A77717

a(n) = prime(n*(n+1)/2). A11756

a(n) = 15n² + 3n + 1. A165806

Primes congruent to 3 in the structure (or curve) of A211000. A211003

Primes having only {6, 7, 8, 9} as digits. A106111

Primes congruent to 19 mod 45. A142322