Properties of the Number 66383

Sixty-Six Thousand Three Hundred Eighty-Three

Basics

Value: 66382 → 66383 → 66384

Parity: odd

Prime: Yes

Previous Prime: 66377

Next Prime: 66403

Digit Sum: 26

Digital Root: 8

Palindrome: No

Factorization: 66383

Divisors: 1, 66383

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10000001101001111

Octal: 201517

Duodecimal: 324BB

Hexadecimal: 1034f

Square: 4406702689

Square Root: 257.64898602556156

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

Primes having only {3, 6, 8} as digits. A385791

G.f.: ∏_{k>=1, j>=1} 1/(1 - x^j·k⁴). A280662

Ninth prime p such that (p+n)²+n is prime but (p+j)²+j is not prime for all 0<j<n. A238681

Prime sums of 4 positive 5th powers. A123033

Number of (n+1)X(1+1) 0..1 arrays x(i,j) with row sums sum{x(i,j), j=1..1+1} nondecreasing, and column sums sum{i·x(i,j), i=1..n+1} nondecreasing. A233058

Primes p such that the 10's complement A089186(p) and the concatenations of p and A089186(p) and of A089186(p) and p are all prime. A372082

Primes having only {0, 3, 6, 8} as digits. A386066

a(n) = ∑_k=0..n C(n*(n+1)/2,k). A66383