Properties of the Number 51953

Fifty-One Thousand Nine Hundred Fifty-Three

Basics

Value: 51952 → 51953 → 51954

Parity: odd

Prime: No

Previous Prime: 51949

Next Prime: 51971

Digit Sum: 23

Digital Root: 5

Palindrome: No

Factorization: 11 × 4723

Divisors: 1, 11, 4723, 51953

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 1100101011110001

Octal: 145361

Duodecimal: 26095

Hexadecimal: caf1

Square: 2699114209

Square Root: 227.93200740571737

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

G.f. satisfies A(x) = (1 + x·A(x)²)*(1 + x²*A(x)²). A199874

Expansion of 1/G(1) where G(k) = 1 - (q^k/(1-q^k)) / G(k+1). A238437

Irregular triangle read by rows: T(n,k) is the coefficient of x^k in the domination polynomial of the n X n grid graph (n>=1, A104519(n+2)<=k<=n²). A378412

If n is composite, replace n with the concatenation of its nontrivial divisors, written in decreasing order, each divisor being written in base 10 with its digits in reverse order, otherwise a(n) = n. A361581

Cototient(n) := n - φ(n). A51953