Properties of the Number 64384

Sixty-Four Thousand Three Hundred Eighty-Four

Basics

Value: 64383 → 64384 → 64385

Parity: even

Prime: No

Previous Prime: 64381

Next Prime: 64399

Digit Sum: 25

Digital Root: 7

Palindrome: No

Factorization: 2 ⁷ × 503

Divisors: 1, 2, 4, 8, 16, 32, 64, 128, 503, 1006

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1111101110000000

Octal: 175600

Duodecimal: 31314

Hexadecimal: fb80

Square: 4145299456

Square Root: 253.7400244344593

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

Numbers that are not the sum of two squares and two fourth powers. A214891

G.f.: exp( ∑_n>=1 binomial(2·n,n)⁴ * xⁿ/n ). A224736

Records in A353717. A353722

Number of non-collinear triples in a 5 X n rectangular grid. A334707

Sum{T(i,n-i): i=0,1,...,n}, array T as in A047140. A47141

Number of (n+2) X 4 0..3 arrays with every 3 X 3 subblock commuting with each horizontal and vertical neighbor 3 X 3 subblock. A186874

Number of 5-step left-handed knight's tours (moves only out two, left one) on an n X n board summed over all starting positions. A187175

a(n) = number of n-variable nondegenerate self-reflecting truth-tables. A342286

T(n,k)=Number of (n+2)X(k+2) 0..3 arrays with every 3X3 subblock commuting with each horizontal and vertical neighbor 3X3 subblock. A186881

Primes p such that p divides 0!-1!+2!-3!+...+(-1)^p-1(p-1)!. A64384