Properties of the Number 91198

Ninety-One Thousand One Hundred Ninety-Eight

Basics

Value: 91197 → 91198 → 91199

Parity: even

Prime: No

Previous Prime: 91193

Next Prime: 91199

Digit Sum: 28

Digital Root: 1

Palindrome: No

Factorization: 2 × 45599

Divisors: 1, 2, 45599, 91198

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2730 Try Today's Challenge

Representations

Binary: 10110010000111110

Octal: 262076

Duodecimal: 4493A

Hexadecimal: 1643e

Square: 8317075204

Square Root: 301.9900660617829

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

Numerators of Taylor series expansion of 3·sin(2·x)/(2*(2+cos(2·x))) (with 0's omitted). A91198

Number of (n+1) X (2+1) 0..7 arrays with every 2 X 2 subblock having its diagonal sum differing from its antidiagonal sum by 7, with no adjacent elements equal (constant-stress tilted 1 X 1 tilings). A235252