Properties of the Number 64166

Sixty-Four Thousand One Hundred Sixty-Six

Basics

Value: 64165 → 64166 → 64167

Parity: even

Prime: No

Previous Prime: 64157

Next Prime: 64171

Digit Sum: 23

Digital Root: 5

Palindrome: No

Factorization: 2 × 32083

Divisors: 1, 2, 32083, 64166

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1111101010100110

Octal: 175246

Duodecimal: 31172

Hexadecimal: faa6

Square: 4117275556

Square Root: 253.3100866527032

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

Number of finite regions in a complete bipartite graph where the vertices in the two parts are placed on opposite sides of a parabola at integer y coordinates y = 1, 2, ...n. A392443

Composite numbers the sum of the digits in the prime factors of which, with repetition, is prime. A64166

Smallest k such that A285481(k) >= n, i.e., lowest d where the smallest integer radius needed for a d-dimensional ball to have a volume >= 1 is at least n. A285482