Properties of the Number 59185

Fifty-Nine Thousand One Hundred Eighty-Five

Basics

Value: 59184 → 59185 → 59186

Parity: odd

Prime: No

Previous Prime: 59183

Next Prime: 59197

Digit Sum: 28

Digital Root: 1

Palindrome: No

Factorization: 5 × 7 × 19 × 89

Divisors: 1, 5, 7, 19, 35, 89, 95, 133, 445, 623

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1110011100110001

Octal: 163461

Duodecimal: 2A301

Hexadecimal: e731

Square: 3502864225

Square Root: 243.27967444897652

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

Fill an array by antidiagonals upwards; in the top left cell enter a(0)=1; thereafter, in the n-th cell, enter the sum of the entries of those earlier cells that can be seen from that cell. A279212

a(0)=1, a(1)=1, a(n) = 9·a(n/2) for even n >= 2, and a(n) = 8·a((n-1)/2) + a((n+1)/2) for odd n >= 3. A116526

Constant term in the reduction by (x² -> x + 1) of the polynomial C(n)*xⁿ, where C=A000285. A192914

a(n) is square mod a(i), i < n; a(n) nonsquare; a(1) = 2. A34901

G.f.: F(F(F(x))) where F(x) = x/(1-x-x²) is the g.f. for the Fibonacci numbers. A283679

Engel expansion of π² = 9.8696... A59185