Properties of the Number -11662

Eleven Thousand Six Hundred Sixty-Two

Basics

Value: -11663 → -11662 → -11661

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 16

Digital Root: 7

Palindrome: No

Factorization: 2 × 7 ³ × 17

Divisors: 1, 2, 7, 14, 17, 34, 49, 98, 119, 238

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -10110110001110

Octal: -26616

Duodecimal: -68BA

Hexadecimal: -2d8e

Square: 136002244

Square Root: 107.99074034379059

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

Coordination sequence for (2,5,5) tiling of hyperbolic plane. A265064

a(n) = n³ - 4·n² + 6·n - 2. A188377

Number of integer partitions of n whose parts minus 1 are relatively prime. A328170

a(n) = prime(n)*prime(n-1) - 1. A23515

Numbers n such that sopf(φ(n)) = φ(sopf(n)), where sopf(x) = sum of the distinct prime factors of x. A76531

Numbers that are not a power of a prime but whose prime indices satisfy (mean) = (median) = (mode), assuming there is a unique mode. A363729

a(n) is the least index such that the least primitive root of the a(n)-th prime is n, or zero if no such prime exists. A66529

Product of twin primes minus 1. A120875

Number of sets of nonempty words with a total of n letters over binary alphabet such that within each prefix of a word every letter of the alphabet is at least as frequent as the subsequent alphabet letter. A293741

Numerator of ∑_{1<=k<=n, gcd(k,n)=1} 1/k. A93600