Properties of the Number 21334

Twenty-One Thousand Three Hundred Thirty-Four

Basics

Value: 21333 → 21334 → 21335

Parity: even

Prime: No

Previous Prime: 21323

Next Prime: 21341

Digit Sum: 13

Digital Root: 4

Palindrome: No

Factorization: 2 × 10667

Divisors: 1, 2, 10667, 21334

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 101001101010110

Octal: 51526

Duodecimal: 1041A

Hexadecimal: 5356

Square: 455139556

Square Root: 146.061630827538

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

T(n,k)=Number of nXk 0..2 arrays with rows, columns and antidiagonals unimodal and diagonals nondecreasing. A223933

Zeckendorf expansion of n: repeatedly subtract the largest Fibonacci number you can until nothing remains. Little-endian concatenation of decimals. A35515

Number of (w,x,y,z) with all terms in {1,...,n} and 3·w = x+y+z. A212069

Expansion of o.g.f.: ∑_n>=0 ∏_k=1..n tanh(k·arctanh(x)). A177389

Number of line segments connecting exactly 4 points in an n·n grid of points. A177720

Partial sums of A256970. A256971

a(n) = ceiling(n³/3). A131477

Number of nX4 0..2 arrays with rows, columns and antidiagonals unimodal and diagonals nondecreasing. A223929

Cycle class sequence c(n) (the number of true cycles of length n in which a certain node is included) for zeolite MEL = ZSM-11 Nan[AlnSi96-nO192] starting with a T6 atom. A19154

Engel expansion of sin(2). A67920