Properties of the Number 71196

Seventy-One Thousand One Hundred Ninety-Six

Basics

Value: 71195 → 71196 → 71197

Parity: even

Prime: No

Previous Prime: 71191

Next Prime: 71209

Digit Sum: 24

Digital Root: 6

Palindrome: No

Factorization: 2 ² × 3 × 17 × 349

Divisors: 1, 2, 3, 4, 6, 12, 17, 34, 51, 68

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 10001011000011100

Octal: 213034

Duodecimal: 35250

Hexadecimal: 1161c

Square: 5068870416

Square Root: 266.82578586036243

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 n-node unlabeled rooted trees with thickening limbs and root outdegree (branching factor) 4. A245144

Solution of the complementary equation a(n) = a(n-1) + a(n-2) + b(n) + 1, where a(0) = 1, a(1) = 4, b(0) = 2, b(1) = 3, b(2) = 5, and (a(n)) and (b(n)) are increasing complementary sequences. A295957

a(n) is the hafnian of the 2n X 2n symmetric matrix defined by M[i,j] = ceiling(i·j/3). A358162

G.f.: ∑_n>=0 [∑_k=0..n C(n,k)²*x^k]³ * xⁿ. A183146

Number of nX3 0..1 arrays with every element equal to 1, 2 or 3 king-move adjacent elements, with upper left element zero. A297818

T(n,k)=Number of nXk 0..1 arrays with every element equal to 1, 2 or 3 king-move adjacent elements, with upper left element zero. A297823

The sum of the sequence starting with prime(n) and having prime sum defined in A071194, or -1 if no such sequence exists. A71196