Properties of the Number 64887

Sixty-Four Thousand Eight Hundred Eighty-Seven

Basics

Value: 64886 → 64887 → 64888

Parity: odd

Prime: No

Previous Prime: 64879

Next Prime: 64891

Digit Sum: 33

Digital Root: 6

Palindrome: No

Factorization: 3 × 43 × 503

Divisors: 1, 3, 43, 129, 503, 1509, 21629, 64887

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1111110101110111

Octal: 176567

Duodecimal: 31673

Hexadecimal: fd77

Square: 4210322769

Square Root: 254.72926804747036

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 5-step S, NW and NE-moving king's tours on an n X n board summed over all starting positions. A187379

a(1) = 2, a(2) = 1. For n >= 3, a(n) is found by concatenating the cubes of the first n-1 terms of the sequence in reverse order and then dividing the resulting number by a(n-1). A181870

Period of continued fraction for sqrt(14)*n. A64887