Properties of the Number -40106

Forty Thousand One Hundred Six

Basics

Value: -40107 → -40106 → -40105

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 11

Digital Root: 2

Palindrome: No

Factorization: 2 × 11 × 1823

Divisors: 1, 2, 11, 22, 1823, 3646, 20053, 40106

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -1001110010101010

Octal: -116252

Duodecimal: -1B262

Hexadecimal: -9caa

Square: 1608491236

Square Root: 200.26482466973576

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 array permutations with each element moving zero or one space horizontally or diagonally. A189449

Multiples of 11 with digit sum 11, with no zero digits in odd places. A83512

First term of n-th difference sequence of (floor(r·k)), r = -(1+sqrt(5))/2, k >= 0. A325746

Number of nX6 array permutations with each element moving zero or one space horizontally or diagonally. A189446

Number of 3Xn array permutations with each element moving zero or one space horizontally or diagonally. A189451

Number of closed meanders with 2n crossings and 6 digons. A301940

a(n)=(1+2^1/3)ⁿ. A128812

a(n) is the number of four-element sets of distinct integer-sided trapezoids whose base angles are 60 degrees of total area n² but which cannot fill an equilateral triangular grid of side n units. A393545