Properties of the Number -100161

One Hundred Thousand One Hundred Sixty-One

Basics

Value: -100162 → -100161 → -100160

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 9

Digital Root: 9

Palindrome: No

Factorization: 3 ² × 31 × 359

Divisors: 1, 3, 9, 31, 93, 279, 359, 1077, 3231, 11129

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

4938 Try Today's Challenge

Representations

Binary: -11000011101000001

Octal: -303501

Duodecimal: -49B69

Hexadecimal: -18741

Square: 10032225921

Square Root: 316.4822269891313

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

T(n,k)=Number of nXk 0..1 arrays with every element equal to 0, 1, 2, 3 or 6 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero. A302965

Numerators of continued fraction convergents to sqrt(78). A41138

Number of nX7 0..1 arrays with every element equal to 0, 1, 2, 3 or 6 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero. A302964

Number of 3Xn 0..1 arrays with every element equal to 0, 1, 2, 3 or 6 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero. A302966

a(n) = A120963(n) + A341711(floor(n/2)). A360520

Expansion of 1/((1-4x)(1-5x)(1-8x)(1-11x)). A28122

a(n) = K(n-1) + K(n) + K(n+1), where K(n) = A341711(floor(n/2)). A361151