Properties of the Number 66367

Sixty-Six Thousand Three Hundred Sixty-Seven

Basics

Value: 66366 → 66367 → 66368

Parity: odd

Prime: No

Previous Prime: 66361

Next Prime: 66373

Digit Sum: 28

Digital Root: 1

Palindrome: No

Factorization: 7 × 19 × 499

Divisors: 1, 7, 19, 133, 499, 3493, 9481, 66367

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10000001100111111

Octal: 201477

Duodecimal: 324A7

Hexadecimal: 1033f

Square: 4404578689

Square Root: 257.61793415831903

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) is the index of the smallest triangular number containing exactly n 2's. A48357

G.f.: ∏_m>0 1/(1 + x^m + 2!*x^2·m). A293287

σ(n) plus the n-th prime gives a cube. A114081

Smallest Boolean functions from big equivalence classes representing monotone functions (subsequence of A227723). A349743

The floor(prime(n)/n)-perfect numbers, where prime(n) denotes the n-th prime and f-perfect numbers for an arithmetical function f are defined in A066218. A66367