Properties of the Number -5243

Two Hundred Forty-Three

Basics

Value: -5244 → -5243 → -5242

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 14

Digital Root: 5

Palindrome: No

Factorization: 7 ² × 107

Divisors: 1, 7, 49, 107, 749, 5243

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -1010001111011

Octal: -12173

Duodecimal: -304B

Hexadecimal: -147b

Square: 27489049

Square Root: 72.40856302952021

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

First differences of number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 421", based on the 5-celled von Neumann neighborhood. A272052

Expansion of e.g.f. 1/(2 - exp(x/(1 + x))). A317363

Triangle read by rows: T(n,k) are the coefficients of Charlier polynomials: A046716 transposed, for 0 <= k <= n. A94816

Number of partitions of n such that the set of parts and the set of multiplicities of parts are disjoint. A114639

Coefficients of a special case of Poisson-Charlier polynomials. A46716

Number of partitions of n where the difference between consecutive parts is at most 4. A238864

Number of partitions into one kind of 1's, two kinds of 2's, and three kinds of 3's. A2597

Number of distinct products ijk with 0 <= i,j,k <= n. A27426

Numbers n such that n!3 + 3¹⁰ is prime, where n!3 = n!!! is a triple factorial number (A007661). A261145

a(n) = A159068(n)/n. A159069