Properties of the Number -793

Seven Hundred Ninety-Three

Basics

Value: -794 → -793 → -792

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 19

Digital Root: 1

Palindrome: No

Factorization: 13 × 61

Divisors: 1, 13, 61, 793

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -1100011001

Octal: -1431

Duodecimal: -561

Hexadecimal: -319

Square: 628849

Square Root: 28.160255680657446

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) = ∑_i=0..n (-2)ⁱ*binomial(n,i)*B(i) where B(n) = Bell numbers A000110(n). A124311

Expansion of (1-x)/(1+x-2·x²-x³). A78038

Expansion of (1-x-x^N)/((1-x)(1-x²)(1-x³)...(1-x^N)) for N = 7. A60026

Numerator in Moebius transform of A001790/A046161. A180403

a(n) = floor(d(n)/18^n-1) where d(n) = 0, 1, -8, 352, -5120,.. and d(n) = -8·d(n-1) +288·d(n-2). A174427

Expansion of (1-3·x+x³)/(1-2·x-x²+x³). A199853

Alternating sum of heptagonal numbers. A266085

McKay-Thompson series of class 44a for Monster. A58680

a(1) = 1, a(2n) = a(2n-1) + c(n) and a(2n+1) = a(2n) - p(n), where c(n)=A002808(n) and p(n)=A000040(n) are the n-th composite and n-th prime numbers, respectively. A73891

First differences of number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 427", based on the 5-celled von Neumann neighborhood. A272110