Properties of the Number 52219

Fifty-Two Thousand Two Hundred Nineteen

Basics

Value: 52218 → 52219 → 52220

Parity: odd

Prime: No

Previous Prime: 52201

Next Prime: 52223

Digit Sum: 19

Digital Root: 1

Palindrome: No

Factorization: 79 × 661

Divisors: 1, 79, 661, 52219

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1100101111111011

Octal: 145773

Duodecimal: 26277

Hexadecimal: cbfb

Square: 2726823961

Square Root: 228.51476976335687

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..floor(n/6)} (-1)^k * binomial(n-3·k,3·k). A348308

a(n) = s(1)*t(n) + s(2)*t(n-1) + ... + s(k)*t(n+1-k), where k = floor((n+1)/2), s = (natural numbers >= 2), t = (Lucas numbers). A24310

Numbers k such that the period of the continued fraction for sqrt(k) contains exactly 21 ones. A31789

Bond series for second parallel moment of hexagonal net. A120543

Numbers n whose reversal is a multiple of the reversal of n+1. A250603

a(n) = s(1)*t(n) + s(2)*t(n-1) + ... + s(k)*t(n-k+1), where k = [ n/2 ], s = (natural numbers >= 2), t = (Lucas numbers). A24873

Numbers whose sum of digits is 5. A52219

Number of nX3 1..4 arrays containing at least one of each value, all equal values connected, and rows considered as a single number in nondecreasing order. A166783