Properties of the Number -9179

One Hundred Seventy-Nine

Basics

Value: -9180 → -9179 → -9178

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 26

Digital Root: 8

Palindrome: No

Factorization: 67 × 137

Divisors: 1, 67, 137, 9179

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -10001111011011

Octal: -21733

Duodecimal: -538B

Hexadecimal: -23db

Square: 84254041

Square Root: 95.8070978581441

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

Solutions k of the equation φ(k) = φ(k-1) + φ(k-2). Also known as Phibonacci numbers. A65557

a(n) = 8·n² + 14·n + 5. A181890

Lucas pseudoprimes. A217120

f-vectors for simplicial complexes of dimension at most 1 (graphs) on at most n-1 vertices. A11826

Unitary phibonacci numbers: solutions k of the equation uphi(k) = uphi(k-1) + uphi(k-2), where uphi(k) is the unitary totient function (A047994). A292033

Expansion of ∏_k>=1 1/((1 - x^2·k-1)^k*(3·k-2)*(1 - x^2·k)^k*(3·k+2)). A294655

Number of set partitions of {1,...,n} where each block's elements are relatively prime. A320424

Composite numbers k coprime to 8 such that k divides Pell(k - Kronecker(8,k)), Pell = A000129. A327651

Number of partitions of n into 8 or more distinct parts. A347575

Numbers which need eight 'Reverse and Add' steps to reach a palindrome. A65213