Properties of the Number 22938

Twenty-Two Thousand Nine Hundred Thirty-Eight

Basics

Value: 22937 → 22938 → 22939

Parity: even

Prime: No

Previous Prime: 22937

Next Prime: 22943

Digit Sum: 24

Digital Root: 6

Palindrome: No

Factorization: 2 × 3 × 3823

Divisors: 1, 2, 3, 6, 3823, 7646, 11469, 22938

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 101100110011010

Octal: 54632

Duodecimal: 11336

Hexadecimal: 599a

Square: 526151844

Square Root: 151.45296299511608

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

Number of n-node rooted identity trees of height at most 5. A38084

G.f.: 1 + ∑_n>=1 a(n)*xⁿ/(1 - xⁿ) = ∏_n>=1 (1 + xⁿ)/(1 - xⁿ). A300274

a(n) = A255464(2ⁿ-1). A255465

Numbers n such that 5·10ⁿ + 4·R_n + 3 is prime, where R_n = 11...1 is the repunit (A002275) of length n. A103015

Number of 3 X n 0..1 arrays avoiding 0 0 0 and 0 1 1 horizontally and 0 0 0 and 1 1 1 vertically. A207347

Numbers whose base-4 representation contains exactly four 1's and four 2's. A45109

Number of 2 X 2 nonsingular 0..n matrices with a(1,1) <= a(1,2) <= a(2,1) <= a(2,2). A183763

Number of n X n 0..1 arrays with every element equal to 0, 3, 4, 6 or 7 king-move adjacent elements, with upper left element zero. A298661

The length of the shortest prefix of the Thue-Morse word decomposable to not less than n palindromes. A320429

G.f. satisfies A(x) = 1 + x·A(x)² + x²*A(x)⁴ + x³*A(x)⁶. A186241