Properties of the Number 51530

Fifty-One Thousand Five Hundred Thirty

Basics

Value: 51529 → 51530 → 51531

Parity: even

Prime: No

Previous Prime: 51521

Next Prime: 51539

Digit Sum: 14

Digital Root: 5

Palindrome: No

Factorization: 2 × 5 × 5153

Divisors: 1, 2, 5, 10, 5153, 10306, 25765, 51530

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1100100101001010

Octal: 144512

Duodecimal: 259A2

Hexadecimal: c94a

Square: 2655340900

Square Root: 227.00220263248548

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) = ∑_k=0..n C(n+k,2k)*A000108(k)*3^k*2^n-k. A152601

Expansion of 1/( 1 - ∑_k>=0 x^{4^k} / (1 - x^{4^k}) ). A382372

Numbers n such that 9·2^2·n-1 - 1 is prime. A91996

Numbers k such that 4·10^k - 63 is prime. A279793

Molien series for group H_1,3 of order 1152. A51530