Properties of the Number 33564

Thirty-Three Thousand Five Hundred Sixty-Four

Basics

Value: 33563 → 33564 → 33565

Parity: even

Prime: No

Previous Prime: 33563

Next Prime: 33569

Digit Sum: 21

Digital Root: 3

Palindrome: No

Factorization: 2 ² × 3 × 2797

Divisors: 1, 2, 3, 4, 6, 12, 2797, 5594, 8391, 11188

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1000001100011100

Octal: 101434

Duodecimal: 17510

Hexadecimal: 831c

Square: 1126542096

Square Root: 183.20480343047777

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

Triangle read by rows: T(n,k) = t(n-k, k); t(n,m) = f(m)*t(n-1,m) + f(n)*t(n,m-1), where f(x) = 7·x + 2. A257617

a(n) = T(n,n-6), array T as in A055807. A55811

Number of binary words w of length n with equal numbers of 010 and 101 subwords such that for every prefix of w the number of occurrences of subword 101 is larger than or equal to the number of occurrences of subword 010. A260697

Number of unrooted unlabeled not necessarily connected triangular maps on a compact closed oriented surface with 2n faces (and thus 3n edges). A129115

a(n) = floor(1/(n-1) * ∑_k=1..n-1 a(k)^n/k), given a(0)=1, a(1)=3, a(2)=7. A79120

Numbers n such that prime(n) + reversal(prime(n)) is a square. A227371

Partial sums of A087207. A288566

a(n+1) = concatenation of a(n) and a(n)+1, with a(0)=1. A33564