Properties of the Number -225075

Two Hundred Twenty-Five Thousand Seventy-Five

Basics

Value: -225076 → -225075 → -225074

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 21

Digital Root: 3

Palindrome: No

Factorization: 3 × 5 ² × 3001

Divisors: 1, 3, 5, 15, 25, 75, 3001, 9003, 15005, 45015

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -110110111100110011

Octal: -667463

Duodecimal: -AA303

Hexadecimal: -36f33

Square: 50658755625

Square Root: 474.42069937978044

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

a(n) = Fibonacci(n)*A132973(n) for n>=1, with a(0)=1, where A132973 lists the coefficients in ψ(-q)³/ψ(-q³) and where ψ() is a Ramanujan θ function. A205970

Fibonacci sequence beginning 0, 3. A22086

a(n) = τ(n)*Fibonacci(n), where τ(n) = A000005(n), the number of divisors of n. A203847

a(0) = 1; for n>0, a(n) = 3·Fibonacci(n). A97135

a(n) = Fibonacci(n)*A001227(n) for n>=1, where A001227(n) is the number of odd divisors of n. A205965

Expansion of g.f. (7+6·x-6·x²-3·x³)/((x²+x-1)*(x²-x-1)). A99255

Number of vertices of degree n in all Lucas cubes. A258121

a(n) = 3·a(n-2) - a(n-4) for n > 3, with a(0)=4, a(1)=3, a(2)=a(3)=6, a sequence related to bisections of Fibonacci numbers. A292616

Markoff numbers (A002559) multiplied by 3. A86326