Properties of the Number 19602

Nineteen Thousand Six Hundred Two

Basics

Value: 19601 → 19602 → 19603

Parity: even

Prime: No

Previous Prime: 19597

Next Prime: 19603

Digit Sum: 18

Digital Root: 9

Palindrome: No

Factorization: 2 × 3 ⁴ × 11 ²

Divisors: 1, 2, 3, 6, 9, 11, 18, 22, 27, 33

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 100110010010010

Octal: 46222

Duodecimal: B416

Hexadecimal: 4c92

Square: 384238404

Square Root: 140.0071426749364

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

a(n) = 5·a(n-1)+a(n-2) for n>1, a(0)=2, a(1)=5. A87130

Row 3 of A007754. A58794

Union_{odd primes p, n >= 3} {T_p(n)}, where T_m(x) = x·T_m-1(x) - T_m-2(x), m >= 2, T₀(x) = 2, T₁(x) = x (dilated Chebyshev polynomials of the first kind). A299071

Coordination sequence for C₃ lattice: a(n) = 16·n² + 2 (n>0), a(0)=1. A10006

Number of acyclic orientations of the n X n X n triangular grid. A178435

Expansion of (1+2·x-2·x³-3·x²)/((x-1)*(x+1)*(x²+2·x-1)). A100828

a(n) = 18·n². A195321

a(n) = n³ - 3·n. A121670

a(n) = 3ⁿ - n². A24025

Least number·such that gcd(φ(x), σ(x)) = n. A73815