Properties of the Number -26937

Twenty-Six Thousand Nine Hundred Thirty-Seven

Basics

Value: -26938 → -26937 → -26936

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 27

Digital Root: 9

Palindrome: No

Factorization: 3 ² × 41 × 73

Divisors: 1, 3, 9, 41, 73, 123, 219, 369, 657, 2993

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -110100100111001

Octal: -64471

Duodecimal: -13709

Hexadecimal: -6939

Square: 725601969

Square Root: 164.12495239907915

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 x*(-1+5·x-6·x²+x³) / ( (2·x-1)*(x³-3·x²+1) ). A122167

Odd composite integers m such that A087130(m) == 5 (mod m). A335671

Odd composite integers m such that A052918(m-J(m,29)) == 0 (mod m) and gcd(m,29)=1, where J(m,29) is the Jacobi symbol. A340095

Composite numbers k coprime to 13 such that k divides A006190(k) - Kronecker(13,k). A327654

Number of solutions to c(1)*prime(2) + ... + c(n)*prime(n+1) = 2, where c(i) = +-1 for i > 1, c(1) = 1. A22899

Numbers n such that (n(n+1)/2) modulo σ(n) = n. A232538

Numbers n such that floor(antisigma(n) / σ(n)) = floor(antisigma(n+1) / σ(n+1)). A244666

Odd composite integers m such that U(m)² == 1 (mod m) and V(m) == 5 (mod m), where U(m) and V(m) are the m-th generalized Lucas and Pell-Lucas numbers of parameters a=5 and b=-1, respectively. A337628

Denominators of continued fraction convergents to sqrt(499). A41953

Composite numbers m such that φ(m)*σ(m) is divisible by m-1. A65149