Properties of the Number -1419

Four Hundred Nineteen

Basics

Value: -1420 → -1419 → -1418

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 15

Digital Root: 6

Palindrome: No

Factorization: 3 × 11 × 43

Divisors: 1, 3, 11, 33, 43, 129, 473, 1419

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -10110001011

Octal: -2613

Duodecimal: -9A3

Hexadecimal: -58b

Square: 2013561

Square Root: 37.66961640367472

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

Coefficient of x⁵ in the minimal polynomial of the continued fraction [1ⁿ,2^1/3,1,1,...], where 1ⁿ means n ones. A267083

a(n) = 2(a(n-2) - a(n-1)) + a(n-3) where a(0)=-3, a(1)=11 & a(2)=-30. A98150

The r-th term of the n-th row of the following array contains the sum of r successively decreasing integers beginning from n, 0 < r <= n (see Example). A110426

Column 1 of triangle A052311. A52312

Triangle read by rows of coefficients of polynomials Q_n(x) = 2^-n*((x + sqrt(x*(x + 6) - 3) + 1)ⁿ - (x - sqrt(x*(x + 6) - 3) + 1)ⁿ)/sqrt(x*(x + 6) - 3). A271451

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

First differences of number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 429", based on the 5-celled von Neumann neighborhood. A272114

Square array A(n,k), n >= 0, k >= 0, read by antidiagonals downwards, where column k is the expansion of B(x)^k, where B(x) is the g.f. of A384898. A384903

Partial sums of A299268. A299269

Number of partitions of n in which the sequence of frequencies of the summands is nonincreasing. A100882