Properties of the Number -38940

Thirty-Eight Thousand Nine Hundred Forty

Basics

Value: -38941 → -38940 → -38939

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 24

Digital Root: 6

Palindrome: No

Factorization: 2 ² × 3 × 5 × 11 × 59

Divisors: 1, 2, 3, 4, 5, 6, 10, 11, 12, 15

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -1001100000011100

Octal: -114034

Duodecimal: -1A650

Hexadecimal: -981c

Square: 1516323600

Square Root: 197.33220720399393

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

Amicable triples: numbers such that σ(x) = σ(y) = σ(z) = x+y+z, x<y<z. We order these triples according to the common value of σ. Sequence gives·numbers. A125490

a(1)=2, a(2)=3, a(n)=a(n-2)*a(n-1)-a(n-1). A173094

G.f. satisfies: A(x) = ∑_n>=0 binomial((n+1)²,n)/(n+1) * xⁿ/A(x)ⁿ. A295764

Denominators of continued fraction convergents to sqrt(468). A41893

a(n) = n*(2·n² + 5·n + 17)/2. A163661

Numbers that belong to at least one amicable tuple. A255215