Properties of the Number 63856

Sixty-Three Thousand Eight Hundred Fifty-Six

Basics

Value: 63855 → 63856 → 63857

Parity: even

Prime: No

Previous Prime: 63853

Next Prime: 63857

Digit Sum: 28

Digital Root: 1

Palindrome: No

Factorization: 2 ⁴ × 13 × 307

Divisors: 1, 2, 4, 8, 13, 16, 26, 52, 104, 208

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 1111100101110000

Octal: 174560

Duodecimal: 30B54

Hexadecimal: f970

Square: 4077588736

Square Root: 252.69744755339337

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 degree-n even permutations of order dividing 2. A704

G.f. satisfies: A(x) = C(2x)*A(x³*C(2x)⁴), where C(x) is the g.f. of the Catalan numbers (A000108). A120916

One half of the number of Young tableaux with n cells whose shape is asymmetric. A67142

Number of permutations in the symmetric group S_n such that the size of their conjugacy class is odd. A88042

E.g.f. cosh(x+x²/2). A85386

Indices of primes in sequence defined by A(0) = 63, A(n) = 10·A(n-1) + 43 for n > 0. A101535

The Wiener index of the graph \|/_\/_\/_..._\/_\|/ having n nodes on the horizontal path. A180571

a(n) = 4ⁿ - 2^n-6*15·binomial(n,6). A384536

T(n,k)=Number of nXk 0..1 arrays with every element equal to 2, 3, 6 or 7 king-move adjacent elements, with upper left element zero. A298146

Number of abstract order types of configurations of n points in 4 dimensions. A63856