Properties of the Number -5197

One Hundred Ninety-Seven

Basics

Value: -5198 → -5197 → -5196

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 5197

Divisors: 1, 5197

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -1010001001101

Octal: -12115

Duodecimal: -3011

Hexadecimal: -144d

Square: 27008809

Square Root: 72.09022125087424

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

a(n) = a(n-1) - 2·a(n-2) with a(0) = 2, a(1) = 1. A2249

Triangle of numerators for rational convergents to Taylor series of γ(x+1). A386678

First differences of number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 147", based on the 5-celled von Neumann neighborhood. A270293

Primes with 7 as smallest primitive root. A1126

Primes with first digit 5. A45711

Primes p such that the multiplicative order of 2 modulo p is (p-1)/3. A1133

Primes p for which the period of reciprocal 1/p is (p-1)/12. A56217

Total number of ON cells at stage 2n of two-dimensional 5-neighbor outer totalistic cellular automaton defined by "Rule 451". A246318

Least prime in A031930 (lesser of 12-twins) whose distance to the next 12-twin is 2·n. A52355

G.f. satisfies: A(x) = 1 + x*(1-x-x²)*A(x) + x²*(3+2·x)*A(x)². A119372