Properties of the Number 118

One Hundred Eighteen

Basics

Value: 117 → 118 → 119

Parity: even

Prime: No

Previous Prime: 113

Next Prime: 127

Digit Sum: 10

Digital Root: 1

Palindrome: No

Factorization: 2 × 59

Divisors: 1, 2, 59, 118

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1110110

Octal: 166

Duodecimal: 9A

Hexadecimal: 76

Square: 13924

Square Root: 10.862780491200215

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

Semiprimes (or biprimes): products of two primes. A1358

The nonnegative even numbers: a(n) = 2n. A5843

Squarefree semiprimes: Numbers that are the product of two distinct primes. A6881

Odious numbers: numbers with an odd number of 1's in their binary expansion. A69

a(n) = 3·n + 1. A16777

Numbers whose base-3 representation contains no 2. A5836

Positive integers congruent to 2 (mod 4): a(n) = 4·n+2, for n >= 0. A16825

The Collatz or 3x+1 map: a(n) = n/2 if n is even, 3n + 1 if n is odd. A6370

Numbers with an even number of prime divisors (counted with multiplicity); numbers k such that the Liouville function λ(k) (A008836) is positive. A28260

The primes doubled; even semiprimes. A100484

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