Properties of the Number -8923

Nine Hundred Twenty-Three

Basics

Value: -8924 → -8923 → -8922

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 8923

Divisors: 1, 8923

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -10001011011011

Octal: -21333

Duodecimal: -51B7

Hexadecimal: -22db

Square: 79619929

Square Root: 94.46163242290491

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) is equal to the rational part (considering of the field Q(sqrt(13))) of the numbers A(n)/sqrt(13), where we have A(n) = ((sqrt(13) - 1)/2)*A(n-1) + A(n-2) + ((3-sqrt(13))/2)*A(n-3), with A(0) = 6, A(1) = sqrt(13) - 1, and A(2) = 11 - sqrt(13). A216486

Numbers that are the sum of 5 positive 6th powers. A3361

Expansion of 1/(1 - x - x⁹ - x¹⁷ + x¹⁸). A175772

Values of n such that L(20) and N(20) 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. A227523

a(n) = ∑_k=1..n k*σ(k). A143128

Larger of two consecutive prime numbers, p1 and p2 = p1 + d, such that p1·p2·d - d is the average of twin primes. A153379

Exponent of least power of 2 having exactly n consecutive 1's in its decimal representation. A131535

Primes p with prime(p) + 2 and prime(p) + 6 both prime. A236464

Discriminants of imaginary quadratic fields with class number 19 (negated). A46016

Odd numbers m that are neither of the form p + 2^k nor of the form p - 2^k with 2^k < m, k >= 1, and p prime. A255967