Properties of the Number 54290

Fifty-Four Thousand Two Hundred Ninety

Basics

Value: 54289 → 54290 → 54291

Parity: even

Prime: No

Previous Prime: 54287

Next Prime: 54293

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 2 × 5 × 61 × 89

Divisors: 1, 2, 5, 10, 61, 89, 122, 178, 305, 445

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 1101010000010010

Octal: 152022

Duodecimal: 27502

Hexadecimal: d412

Square: 2947404100

Square Root: 233.00214591286493

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(n) = Fibonacci(n)²+1. A245306

Constant term in the reduction by (x² -> x + 1) of the polynomial F(n+3)*xⁿ, where F = A000045 (Fibonacci sequence). A192883

Numbers of the form m² + 1 that can be expressed in more than one way as j² + k² with j > k > 1 and gcd(j,k) = 1. A300166

a(n) = ∑_{d∣Fibonacci(n)} d². A63478

Number of basis partitions of n+81 with Durfee square size 9. A69252

Coefficient of·in the reduction by (x² -> x+1) of the polynomial F(n+4)*xⁿ, where F = A000045 (Fibonacci sequence). A192920

Number of compositions (ordered partitions) of n into parts having the same number of prime divisors (counted with multiplicity) as n. A301333

Expansion of 1/(1 - ∑_k>=2 floor(bigomega(k)/2)*floor(2/bigomega(k))*x^k), where bigomega(k) is the number of prime divisors of k counted with multiplicity (A001222). A280238

a(n) = a(n-1) + a(n-3) + a(n-4), where a(0) = 2, a(1) = 1, a(2) = 0, a(3) = 2. A295688

Numbers sandwiched between two semiprimes, one of which is a square. A358686