Properties of the Number -1347

Three Hundred Forty-Seven

Basics

Value: -1348 → -1347 → -1346

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 15

Digital Root: 6

Palindrome: No

Factorization: 3 × 449

Divisors: 1, 3, 449, 1347

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: -10101000011

Octal: -2503

Duodecimal: -943

Hexadecimal: -543

Square: 1814409

Square Root: 36.701498607005135

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 149", based on the 5-celled von Neumann neighborhood. A270320

First differences of number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 453", based on the 5-celled von Neumann neighborhood. A272276

a(n) = 5·a(n-2) + 2·a(n-3). A135949

G.f. A(x) satisfies A(x) = 1 + x·A(x)/(1 - x·A(x)²). A106228

Numbers m such that the Bernoulli number B_2·m has denominator 42. A51227

Nonascending wiggly sums: number of sums adding to n in which terms alternately do not increase and do not decrease. A129853

Expansion of 1/((1-x)²*(1-x²)*(1-x³)). A601

Number of inequivalent ways (mod D₄) a pair of checkers can be placed on an n X n board. A14409

a(n) = floor(4ⁿ/((1+sqrt(5))/2)^2·n). A240523

Non-palindromic balanced numbers in base 2. A256082