Properties of the Number 64797

Sixty-Four Thousand Seven Hundred Ninety-Seven

Basics

Value: 64796 → 64797 → 64798

Parity: odd

Prime: No

Previous Prime: 64793

Next Prime: 64811

Digit Sum: 33

Digital Root: 6

Palindrome: No

Factorization: 3 × 21599

Divisors: 1, 3, 21599, 64797

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1111110100011101

Octal: 176435

Duodecimal: 315B9

Hexadecimal: fd1d

Square: 4198651209

Square Root: 254.55254860244474

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

Sequence defined by a(1)=a(2)=1 and a(n) = gray(gray(a(n-1)) + gray(a(n-2))), with gray(m) = A003188(m). A265386

Largest integer m such that every permutation (p₁, ..., p_n) of (1, ..., n) satisfies lcm(p_i, p_i+1) >= m for some i, 1 <= i <= n, where p_n+1 = p₁. A64797