Properties of the Number 11803

Eleven Thousand Eight Hundred Three

Basics

Value: 11802 → 11803 → 11804

Parity: odd

Prime: No

Previous Prime: 11801

Next Prime: 11807

Digit Sum: 13

Digital Root: 4

Palindrome: No

Factorization: 11 × 29 × 37

Divisors: 1, 11, 29, 37, 319, 407, 1073, 11803

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10111000011011

Octal: 27033

Duodecimal: 69B7

Hexadecimal: 2e1b

Square: 139310809

Square Root: 108.6416126537157

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) = (n+1)*(n²+n+2)/2; g.f.: (1 + 2·x²) / (1 - x)⁴. A6000

a(n) = ∑_k=1..n lcm(n,k). A51193

The fifth term of the greedy B_n set of natural numbers. A369817

Sphenic numbers k such that floor(log(k)/log(lpf(k))) = 1+floor(log(k)/log(p)) for all primes p | k such that p > lpf(k), where lpf = A020639(k). A383177

a(n) is the number of multisets of n positive decimal digits where the sum of the digits equals the product of the prime digits. A384505

Matrix 7th power of partition triangle A008284. A50301

Composite squarefree numbers n such that p(i)-5 divides n+5, where p(i) are the prime factors of n. A225705

Numbers n such that φ(n) = 3*φ(n-1). A266268

Products of three distinct strong primes. A363782

a(n) = number of partitions p of n such that the greatest multiplicity of the parts of p is a part of p. A365613