Properties of the Number 193

One Hundred Ninety-Three

Basics

Value: 192 → 193 → 194

Parity: odd

Prime: Yes

Previous Prime: 191

Next Prime: 197

Digit Sum: 13

Digital Root: 4

Palindrome: No

Factorization: 193

Divisors: 1, 193

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 11000001

Octal: 301

Duodecimal: 141

Hexadecimal: c1

Square: 37249

Square Root: 13.892443989449804

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

The prime numbers. A40

Powers of primes. Alternatively, 1 and the prime powers (p^k, p prime, k >= 1). A961

Prime numbers at the beginning of the 20th century (today 1 is no longer regarded as a prime). A8578

Primes of the form x² + xy + 2y², with·and y nonnegative. A106856

Pythagorean primes: primes of the form 4·k + 1. A2144

Greater of twin primes. A6512

Prime powers: numbers of the form p^k where p is a prime and k >= 1. A246655

Odd primes. A65091

Lucky numbers. A959

a(n) = 4·n + 1. A16813

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