Properties of the Number -131384

One Hundred Thirty-One Thousand Three Hundred Eighty-Four

Basics

Value: -131385 → -131384 → -131383

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 2 ³ × 11 × 1493

Divisors: 1, 2, 4, 8, 11, 22, 44, 88, 1493, 2986

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: -100000000100111000

Octal: -400470

Duodecimal: -64048

Hexadecimal: -20138

Square: 17261755456

Square Root: 362.46930904560736

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

Number of cyclic arrangements of S={1,2,...,n} such that the difference between any two neighbors is at least 4. A242524

Number of series-reduced planted achiral trees with n leaves spanning an initial interval of positive integers. A317100

a(n) = (A102877(n+1) - A102877(n))/2. A111017