Properties of the Number 6219

Six Thousand Two Hundred Nineteen

Basics

Value: 6218 → 6219 → 6220

Parity: odd

Prime: No

Previous Prime: 6217

Next Prime: 6221

Digit Sum: 18

Digital Root: 9

Palindrome: No

Factorization: 3 ² × 691

Divisors: 1, 3, 9, 691, 2073, 6219

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1100001001011

Octal: 14113

Duodecimal: 3723

Hexadecimal: 184b

Square: 38675961

Square Root: 78.86063656856949

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 partitions of n into nonprime parts. A2095

Number of integer partitions of n that are empty, have smallest part not dividing all the others, or greatest part not divisible by all the others. A343346

Number of partitions of n containing a clique of size 7. A183564

Number of positive integer matrices with entries summing to n, with equal row-sums and equal column-sums. A323349

Total sum of parts of multiplicity 1 in all partitions of n. A103628

Triangular matchstick numbers in the class of prime numbers: sum of n-th and next n primes. A105720

Square array A(n,k) = (n!)³ [xⁿ] hypergeom([], [1, 1], z)^k read by antidiagonals. A287698

Number of Abelian cubes of length 3n over an alphabet of size 3. An Abelian cube is a string of the form·x' x'' with |x| = |x'| = |x''| and·is a permutation of x' and x''. A141057

a(n) = prime(n)² - n. A182174

Riordan array ((1+x)/(1-2x),x(1+x)/(1-2x)). A116412