Properties of the Number 1419

One Thousand Four Hundred Nineteen

Basics

Value: 1418 → 1419 → 1420

Parity: odd

Prime: No

Previous Prime: 1409

Next Prime: 1423

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

Partial sums of A299268. A299269

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

Coordination sequence for (2,5,infinity) tiling of hyperbolic plane. A265068

a(n) = n*(n+10). A98603

Number of lattice points inside the ball x² + y² + z² <= n. A117609

Square array A(n,k), n >= 0, k >= 0, read by antidiagonals: A(n,k) = [x^n²] theta₃(x)^k/(1 - x), where theta₃() is the Jacobi θ function. A302997

Numbers n such that 1 + n + n³ + n⁵ + n⁷ + n⁹ + n¹¹ + n¹³ + n¹⁵ + n¹⁷ + n¹⁹ + n²¹ + n²³ is prime. A124181

G.f.: A(x) = ∑_n>=0 ∏_k=1..n ((1+x)^k - 1). A179525

Numerator of 1/25 - 1/n². A61043

a(n) = (3/2)*a(n-1) if a(n-1) is even; (3/2)*(a(n-1)+1) if a(n-1) is odd. A70885