Properties of the Number 49525

Forty-Nine Thousand Five Hundred Twenty-Five

Basics

Value: 49524 → 49525 → 49526

Parity: odd

Prime: No

Previous Prime: 49523

Next Prime: 49529

Digit Sum: 25

Digital Root: 7

Palindrome: No

Factorization: 5 ² × 7 × 283

Divisors: 1, 5, 7, 25, 35, 175, 283, 1415, 1981, 7075

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1100000101110101

Octal: 140565

Duodecimal: 247B1

Hexadecimal: c175

Square: 2452725625

Square Root: 222.54213084267886

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(0) = 1; a(n) = a(n-1) + ∑_k=0..n-1 (1 + k) * k⁴ * binomial(n-1,k) * a(k) * a(n-1-k). A386507

Expansion of exp( ∑_k>=1 binomial(8·k-1,2·k) * x^k/k ). A381745

a(n) = a(n-1) + 3·a(n-2) -2·a(n-3) - 2·a(n-4), where a(0) = 1, a(1) = 3, a(2) = 5, a(3) = 7. A295717

I is the first, second, eighth, ... letter in this sentence not counting spaces or commas. A49525

Number of nX6 0..4 arrays with each element·equal to the number its horizontal and vertical neighbors equal to 2,3,0,1,4 for x=0,1,2,3,4. A196491

G.f. A(x) satisfies: A(x) = 1 + x·A(x)² - x²/A(x)³. A295498