Properties of the Number -1292

Two Hundred Ninety-Two

Basics

Value: -1293 → -1292 → -1291

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 14

Digital Root: 5

Palindrome: No

Factorization: 2 ² × 17 × 19

Divisors: 1, 2, 4, 17, 19, 34, 38, 68, 76, 323

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -10100001100

Octal: -2414

Duodecimal: -8B8

Hexadecimal: -50c

Square: 1669264

Square Root: 35.94440151122286

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) = floor(c·r*a(n-1)) - floor(d·s*a(n-2)), where r = (1+sqrt(5))/2, s = r/(r-1), c = 1, d = 1, a(0) = 1, a(1) = 1. A275858

Sequence is {a(4,n)}, where a(m,n) is defined at sequence A110665. A110669

Expansion of g.f. (1+x)²/((1 + x + x²)*(1 + x - x²)). A106511

Difference between sums of quadratic residues and non-residues modulo n (residues are not necessarily coprime to n). A255644

Denominators of continued fraction convergents to sqrt(5). A1076

a(n) = n² - 4. A28347

p-INVERT of the positive integers, where p(S) = 1 - S². A290890

Table by antidiagonals of T(n,k) = n·T(n,k-1) + T(n,k-2) starting with T(n,1) = 1. A73133

Array A(n,k) = n·A(n,k-1) + A(n,k-2) read by upward antidiagonals, starting A(n,0) = 0, A(n,1) = 1. A172236

Number of integer partitions of n not containing their mean. A327472