Properties of the Number 66326

Sixty-Six Thousand Three Hundred Twenty-Six

Basics

Value: 66325 → 66326 → 66327

Parity: even

Prime: No

Previous Prime: 66301

Next Prime: 66337

Digit Sum: 23

Digital Root: 5

Palindrome: No

Factorization: 2 × 13 × 2551

Divisors: 1, 2, 13, 26, 2551, 5102, 33163, 66326

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 10000001100010110

Octal: 201426

Duodecimal: 32472

Hexadecimal: 10316

Square: 4399138276

Square Root: 257.5383466592888

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

Thickened cube numbers: a(n) = n*(n² + (n-1)²) + (n-1)*2·n*(n-1). A50492

G.f. A(x) satisfies: A(x) = A(x³) / (1 - x - x²). A393315

a(1) = 5; for n > 1, a(n) is the least k > 0 not already included such that a(m)² + k² is a square for some m < n. A66326