Properties of the Number 60669

Sixty Thousand Six Hundred Sixty-Nine

Basics

Value: 60668 → 60669 → 60670

Parity: odd

Prime: No

Previous Prime: 60661

Next Prime: 60679

Digit Sum: 27

Digital Root: 9

Palindrome: No

Factorization: 3 ⁴ × 7 × 107

Divisors: 1, 3, 7, 9, 21, 27, 63, 81, 107, 189

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1110110011111101

Octal: 166375

Duodecimal: 2B139

Hexadecimal: ecfd

Square: 3680727561

Square Root: 246.31077930127216

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. 1 / ∏_n>=1 (1 - xⁿ)³ * (1 - x^2·n-1)². A360191

a(n) = 3·h(n - 1) * h(n) for n >= 1, where h(n) = hypergeom([-n, -n], [1], 2), and a(0) = 1. A358387

Number of walks within N³ (the first octant of Z³) starting at (0,0,0) and consisting of n steps taken from {(-1, -1, -1), (0, 0, 1), (0, 1, 0), (1, 0, 1)}. A151030

Sum of odd divisors of n. A593

Numbers k such that φ(x) = k has exactly 6 solutions. A60669