Properties of the Number -14418

Fourteen Thousand Four Hundred Eighteen

Basics

Value: -14419 → -14418 → -14417

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 18

Digital Root: 9

Palindrome: No

Factorization: 2 × 3 ⁴ × 89

Divisors: 1, 2, 3, 6, 9, 18, 27, 54, 81, 89

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: -11100001010010

Octal: -34122

Duodecimal: -8416

Hexadecimal: -3852

Square: 207878724

Square Root: 120.07497657713701

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

G.f. (1-x) * ∑_n>=0 xⁿ * (1 + xⁿ)ⁿ / (1 + xⁿ⁺¹)ⁿ⁺¹. A354247

Multiples of 18 containing a 18 in their decimal representation. A121038

a(n) = |b(n)|² = x² + 3·y² where (x,y,y,y) is the quaternion b(n) of the sequence b of quaternions defined by b(0)=1,b(1)=1, b(n) = b(n-1) + b(n-2)*(0,c,c,c) where c = 1/sqrt(3). A105309

Number of length n - 1 ordered set partitions of {1..n} where no element of any block is greater than any element of a non-adjacent consecutive block. A332724

Number of (ordered) sequences of coins (each of which has value 1, 5, 10, 25, 50 or 100) which add to n. A114044

a(n) = ∑_{k=0..floor(n/3)} binomial(n-2·k,k) * binomial(2*(n-3·k),n-3·k). A383581

Triples of practical numbers: numbers n such that n-2, n, n+2 are all practical numbers. A287682

Consider the graph with one central vertex connected to three outer vertices (a star graph). Then, a(n) is the minimum number of moves required to transfer a stack of n pegs from one outer vertex to another outer vertex, moving pegs to adjacent vertices, following the rules of the Towers of Hanoi. A291876

Irregular triangle by rows derived from variants of Cartan matrices: 1's in the super and subdiagonals and 3,4,4,4,... in the main diagonal alternating with 4,4,4,... A180062

Pascal-like triangle with trigonometric properties, row sums = powers of 4; generated from shifted columns of triangle A180062. A180063