Properties of the Number 33039

Thirty-Three Thousand Thirty-Nine

Basics

Value: 33038 → 33039 → 33040

Parity: odd

Prime: No

Previous Prime: 33037

Next Prime: 33049

Digit Sum: 18

Digital Root: 9

Palindrome: No

Factorization: 3 ² × 3671

Divisors: 1, 3, 9, 3671, 11013, 33039

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1000000100001111

Octal: 100417

Duodecimal: 17153

Hexadecimal: 810f

Square: 1091575521

Square Root: 181.7663335164133

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(0) = 0; for n >= 1, a(n) = -(3/2)*(a(n-1)+A355905(n-1)). A355906

Numbers k such that σ(k-3) + σ(k+3) = σ(2·k). A67129

Real parts of binomial transform of the Gaussian primes. A106463

Pentagonal numbers: a(n) = n*(3·n-1)/2. A326

Narayana's cows sequence: a(0) = a(1) = a(2) = 1; thereafter a(n) = a(n-1) + a(n-3). A930

Heptagonal numbers (or 7-gonal numbers): n*(5·n-3)/2. A566

Companion Pell numbers: a(n) = 2·a(n-1) + a(n-2), a(0) = a(1) = 2. A2203

Repdigit numbers, or numbers whose digits are all equal. A10785

Number of restricted hexagonal polyominoes with n cells. A2212

Triangle of Lah numbers. A8297