Properties of the Number 12196

Twelve Thousand One Hundred Ninety-Six

Basics

Value: 12195 → 12196 → 12197

Parity: even

Prime: No

Previous Prime: 12163

Next Prime: 12197

Digit Sum: 19

Digital Root: 1

Palindrome: No

Factorization: 2 ² × 3049

Divisors: 1, 2, 4, 3049, 6098, 12196

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10111110100100

Octal: 27644

Duodecimal: 7084

Hexadecimal: 2fa4

Square: 148742416

Square Root: 110.43550153822818

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

Number of hexagonal n-element polyominoes whose graph is a path. A3104

Expansion of ∑_n>=0 (qⁿ / ∏_k=1..n+4 (1 - q^k)). A35300

Numbers n such that n is a substring of its square in base 5 (written in base 10). A18829

Square array read by descending antidiagonals. T(n,k) is the number of ways to separate the columns of an ordered pair of n-permutations (that have been written as a 2 X n array, one atop the other) into k cells so that no cell has a column rise. For n >= 0, k >= 0. A340986

Number of permutations that are 2 "block reversals" away from 12...n. A7972

Denominators of continued fraction convergents to sqrt(934). A42807

∑_n>=0 a(n) * xⁿ / (n!)² = 1 / BesselJ(0,2·sqrt(x))⁴. A336639

a(n) = (n!)² * [xⁿ] 1 / BesselJ(0,2·sqrt(x))ⁿ. A336665

Number of permutations of length n which avoid the patterns 123, 3241. A116702

Lesser of twin simili-primes of order 2. A126699