Properties of the Number 2207

Two Thousand Two Hundred Seven

Basics

Value: 2206 → 2207 → 2208

Parity: odd

Prime: Yes

Previous Prime: 2203

Next Prime: 2213

Digit Sum: 11

Digital Root: 2

Palindrome: No

Factorization: 2207

Divisors: 1, 2207

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 100010011111

Octal: 4237

Duodecimal: 133B

Hexadecimal: 89f

Square: 4870849

Square Root: 46.97871858618538

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

Lucas numbers beginning at 2: L(n) = L(n-1) + L(n-2), L(0) = 2, L(1) = 1. A32

Lucas numbers (beginning with 1): L(n) = L(n-1) + L(n-2) with L(1) = 1, L(2) = 3. A204

Safe primes p: (p-1)/2 is also prime. A5385

Bisection of Lucas numbers: a(n) = L(2·n) = A000032(2·n). A5248

a(n) is the sum of products of terms in all partitions of n. A6906

Primes whose decimal representation is a valid number in base 9 and interpreted as such is again a prime. A235395

a(n) = n² - 2. A8865

Primes of the form 2·k² + 29. A7641

a(0) = 1, a(n) = 5·n² + 2 for n>0. A10001

Primes of the form k² - 2. A28871