Properties of the Number 2204

Two Thousand Two Hundred Four

Basics

Value: 2203 → 2204 → 2205

Parity: even

Prime: No

Previous Prime: 2203

Next Prime: 2207

Digit Sum: 8

Digital Root: 8

Palindrome: No

Factorization: 2 ² × 19 × 29

Divisors: 1, 2, 4, 19, 29, 38, 58, 76, 116, 551

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 100010011100

Octal: 4234

Duodecimal: 1338

Hexadecimal: 89c

Square: 4857616

Square Root: 46.94677837722201

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

Numbers k such that φ(k) = φ(k+1). A1274

Numbers k such that k and k+1 have the same sum of unitary divisors (A034448). A64125

Numbers k such that bsigma(k) = bsigma(k+1), where bsigma(k) is the sum of the bi-unitary divisors of k (A188999). A293183

Numbers k such that isigma(k) = isigma(k+1), where isigma(k) is the sum of the infinitary divisors of k (A049417). A306985

Numbers m such that 6·m+1 is a perfect square. A62717

Numbers m such that there are precisely 11 groups of order m. A249554

a(n) = floor(n*φ⁹), where φ is the golden ratio, A001622. A4924

a(n) = n*(n+20). A120071

The (1,1)-entry of the matrix Mⁿ, where M is the 5 X 5 matrix [[0,1,0,0,0],[0,0,1,0,0], [0,0,0,1,0], [0,0,0,0,1], [1,0,-1,1,1]]. A107293

a(n) = Lucas(n+2) - 3. A27961