Properties of the Number 51199

Fifty-One Thousand One Hundred Ninety-Nine

Basics

Value: 51198 → 51199 → 51200

Parity: odd

Prime: Yes

Previous Prime: 51197

Next Prime: 51203

Digit Sum: 25

Digital Root: 7

Palindrome: No

Factorization: 51199

Divisors: 1, 51199

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1100011111111111

Octal: 143777

Duodecimal: 25767

Hexadecimal: c7ff

Square: 2621337601

Square Root: 226.2719602602143

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

Primes of the form 8·k² - 1. A90684

Primes having only {1, 5, 9} as digits. A385781

Primes of the form 2^r*5^s - 1. A77313

Total number of nonprime parts in all partitions of n. A144119

a(n) = 32·n² - 1. A158563

Decimal representation of the x-axis, from the origin to the right edge, of the n-th stage of growth of the two-dimensional cellular automaton defined by "Rule 141", based on the 5-celled von Neumann neighborhood. A279148

Decimal representation of the diagonal from the corner to the origin of the n-th stage of growth of the two-dimensional cellular automaton defined by "Rule 355", based on the 5-celled von Neumann neighborhood. A287780

a(n) = smallest prime p such that p-1 and p+1 together have n prime divisors, or a(n) = 0 if no such prime exists. A155800

Primes p for which pⁱ + 4 is prime for i = 1, 3 and 5. A243780

Primes with 12 as smallest positive primitive root. A61325