Properties of the Number 22802

Twenty-Two Thousand Eight Hundred Two

Basics

Value: 22801 → 22802 → 22803

Parity: even

Prime: No

Previous Prime: 22787

Next Prime: 22807

Digit Sum: 14

Digital Root: 5

Palindrome: No

Factorization: 2 × 13 × 877

Divisors: 1, 2, 13, 26, 877, 1754, 11401, 22802

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 101100100010010

Octal: 54422

Duodecimal: 11242

Hexadecimal: 5912

Square: 519931204

Square Root: 151.00331122197287

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) = prime(n)² + 1. A66872

The smallest numbers of every class in a classification of positive numbers (see comment). A247395

a(0) = 1; thereafter a(n) = 10·n² - 5·n + 2. A383466

Expansion of (1-x⁴-2·x³)/((x-1)*(x²+x+1)*(x²+4·x-1)). A108929

G.f. A(x) satisfies: A(x·A(-x)) = x³ - x². A273034

Number of partitions satisfying cn(2,5) < cn(0,5) + cn(1,5) + cn(4,5) and cn(3,5) < cn(0,5) + cn(1,5) + cn(4,5). A39873

G.f. A(x) satisfies: A( A(x)² - A(x)³ ) = x·A(x). A268655

a(n) = L(n+1) + c(n) where L(k) = k-th Lucas number and c(n) is n-th number that is 1 or not a Lucas number. A22802