Properties of the Number 83961

Eighty-Three Thousand Nine Hundred Sixty-One

Basics

Value: 83960 → 83961 → 83962

Parity: odd

Prime: No

Previous Prime: 83939

Next Prime: 83969

Digit Sum: 27

Digital Root: 9

Palindrome: No

Factorization: 3 ² × 19 × 491

Divisors: 1, 3, 9, 19, 57, 171, 491, 1473, 4419, 9329

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10100011111111001

Octal: 243771

Duodecimal: 40709

Hexadecimal: 147f9

Square: 7049449521

Square Root: 289.76024572049215

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

Expansion of ∏_m>=1 ((1+q^2·m-1)/(1+q^2·m))⁵. A29842

a(n) = A083960(n) / A004151(n). A83961

Number of 0..6 colorings of a 2X(n+1) array circular in the n+1 direction with new values 0..6 introduced in row major order. A214189