Properties of the Number 50212

Fifty Thousand Two Hundred Twelve

Basics

Value: 50211 → 50212 → 50213

Parity: even

Prime: No

Previous Prime: 50207

Next Prime: 50221

Digit Sum: 10

Digital Root: 1

Palindrome: No

Factorization: 2 ² × 12553

Divisors: 1, 2, 4, 12553, 25106, 50212

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 1100010000100100

Octal: 142044

Duodecimal: 25084

Hexadecimal: c424

Square: 2521244944

Square Root: 224.0803427344755

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) = 4·5ⁿ - 3·4ⁿ. A257285

Square array T(n,k), n >= 0, k >= 0, read by antidiagonals downwards, where T(n,k) = [xⁿ] 1/(1 - x*(1+x)ⁿ)^k. A362079

a(n) = ∑_k=0..n (-1)^k * binomial(-2,k) * binomial(n·k,n-k). A362084

Number of Sidon subsets of {1,...,n} of size 5. A241689

Main diagonal of square arrays A114881 and A249741. A249743

Number of length 2+3 0..n arrays with every four consecutive terms having the sum of some three elements equal to three times the fourth. A248539

Triangle of number of permutations of {1, 2, ..., n} having exactly k cycles, each of which is of length >=r for r=4. A50212