Properties of the Number -6243

Two Hundred Forty-Three

Basics

Value: -6244 → -6243 → -6242

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 15

Digital Root: 6

Palindrome: No

Factorization: 3 × 2081

Divisors: 1, 3, 2081, 6243

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -1100001100011

Octal: -14143

Duodecimal: -3743

Hexadecimal: -1863

Square: 38975049

Square Root: 79.012657213892

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

Number of subsets of {1..n} containing n but not containing the sum of any two distinct elements. A364755

Expansion of 1/∑_k>=0 x^k². A317665

Beginning with 3, least number such that concatenation of first n terms and its digit reversal both are primes. A111382

T(n,k)=Number of nXk 0..1 arrays with every element equal to 1, 2, 3, 4, 5, 7 or 8 king-move adjacent elements, with upper left element zero. A299937

p² + 2 where p is a prime. A61725

a(n) = 4·n*(n+1) + 3. A164897

Sums of prime points found in four grids in each corner of a square. A161190

Indices of primes in the 7th-order Fibonacci number sequence, A060455. A253318

Square root of coefficients of power series: A083352(x)² + A083352(x) - 1; term-by-term square root of A083353. A83354

G.f. satisfies: x = A(x - A(x² - A(x³ - A(x⁴ - A(x⁵ -...))))). A228862