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Properties of the Number -204544

Two Hundred Four Thousand Five Hundred Forty-Four

Basics

Value: -204545 → -204544 → -204543

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 19

Digital Root: 1

Palindrome: No

Factorization: 2 8 × 17 × 47

Divisors: 1, 2, 4, 8, 16, 17, 32, 34, 47, 64

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

9108 Try Today's Challenge

Representations

Binary: -110001111100000000

Octal: -617400

Duodecimal: -9A454

Hexadecimal: -31f00

Square: 41838247936

Square Root: 452.26540880328224

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 arrangements of n+1 nonzero numbers x(i) in -k..k with the sum of trunc(x(i)/x(i+1)) equal to zero. A189545
a(0)=2, a(1)=2, a(n) = 2·a(n-1) + 12·a(n-2). A127262
Hankel transform of A176280. A176281
Number of arrangements of n+1 nonzero numbers x(i) in -4..4 with the sum of trunc(x(i)/x(i+1)) equal to zero. A189540
Number of arrangements of 7 nonzero numbers x(i) in -n..n with the sum of trunc(x(i)/x(i+1)) equal to zero. A189550
Sequence arising from the factorization of F(n)= A091914(n-1) and L(n)= A127262. F(0)=0, F(1)=1, F(n)=2·F(n-1)+12·F(n-2), L(0)=2, L(1)=2, L(n)=2·L(n-1)+12·L(n-2). A127609
Number of walks within N3 (the first octant of Z3) starting at (0,0,0) and consisting of n steps taken from {(-1, -1, 0), (0, 0, 1), (0, 1, -1), (1, 0, -1), (1, 1, -1)}. A149092