Properties of the Number -187290

One Hundred Eighty-Seven Thousand Two Hundred Ninety

Basics

Value: -187291 → -187290 → -187289

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 27

Digital Root: 9

Palindrome: No

Factorization: 2 × 3 ² × 5 × 2081

Divisors: 1, 2, 3, 5, 6, 9, 10, 15, 18, 30

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -101101101110011010

Octal: -555632

Duodecimal: -90476

Hexadecimal: -2db9a

Square: 35077544100

Square Root: 432.7701468447194

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

Expansion of (1+x²)/(1-x-x⁵) = (1+x²)/((1-x+x²)*(1-x²-x³)). A98523

a(1)=1; for n>1, a(n) = a(n-1) + n⁰ if n odd, a(n) = a(n-1) + n³ if n is even. A135332