Properties of the Number 22437

Twenty-Two Thousand Four Hundred Thirty-Seven

Basics

Value: 22436 → 22437 → 22438

Parity: odd

Prime: No

Previous Prime: 22433

Next Prime: 22441

Digit Sum: 18

Digital Root: 9

Palindrome: No

Factorization: 3 ⁴ × 277

Divisors: 1, 3, 9, 27, 81, 277, 831, 2493, 7479, 22437

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 101011110100101

Octal: 53645

Duodecimal: 10B99

Hexadecimal: 57a5

Square: 503418969

Square Root: 149.78985279383915

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

Subswing - the inverse binomial transform of the swinging factorial (A056040). A163650

Total number of square parts in all partitions of n. A73336

Triangular sequence produced from symmetrical power of two matrices of the general type: M={{1, 2, 4, 8}, {2, 1, 2, 4}, {4, 2, 1, 2}, {8, 4, 2, 1}}. A129964

G.f. satisfies A(x) = (1 + x·A(x))² * (1 + x·A(x)²). A274734

a(n) = c(n-1) + c(n-3) where c is the sequence of numbers not in a. A22437