Properties of the Number 61085

Sixty-One Thousand Eighty-Five

Basics

Value: 61084 → 61085 → 61086

Parity: odd

Prime: No

Previous Prime: 61057

Next Prime: 61091

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 5 × 19 × 643

Divisors: 1, 5, 19, 95, 643, 3215, 12217, 61085

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1110111010011101

Octal: 167235

Duodecimal: 2B425

Hexadecimal: ee9d

Square: 3731377225

Square Root: 247.15379827144068

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 nX1 0..n+1-2 arrays with upper left zero and lower right n+1-2 and each element differing from its horizontal and vertical neighbors by one or two. A265440

Least number·such that xⁿ has n digits equal to k. Case k = 1. A285448

a(1) = 1; if a(n) is not divisible by 3, a(n+1) = 4·a(n) + 1, otherwise a(n+1) = a(n)/3. A346035

a(n) = A019550(n) / 3. A61085