Properties of the Number 19612

Nineteen Thousand Six Hundred Twelve

Basics

Value: 19611 → 19612 → 19613

Parity: even

Prime: No

Previous Prime: 19609

Next Prime: 19661

Digit Sum: 19

Digital Root: 1

Palindrome: No

Factorization: 2 ² × 4903

Divisors: 1, 2, 4, 4903, 9806, 19612

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 100110010011100

Octal: 46234

Duodecimal: B424

Hexadecimal: 4c9c

Square: 384630544

Square Root: 140.0428505850977

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 Costas arrays of order n, counting rotations and flips as distinct. A8404

Let r, s, t be three permutations of the set { 1, 2, 3, ..., n }; a(n) = minimal value of ∑_i=1..n r(i)*s(i)*t(i). A70735

Shifts one place left under 9th-order binomial transform. A75508

Numbers k such that 10·3^k + 1 is prime. A5539

Coordination sequence for MgZn2, Mg position. A9939

a(n) = (1/24)*(n+1)*(3·n³+59·n²+358·n+648). A90949

Number of length n+4 0..8 arrays with no five consecutive elements with pattern ababa or abbba (possibly a=b) and new values 0..8 introduced in 0..8 order. A244183

Number of length n+4 0..9 arrays with no five consecutive elements with pattern ababa or abbba (possibly a=b) and new values 0..9 introduced in 0..9 order. A244184

a(n) is the smallest number k such that the difference between the next prime greater than k and k equals n. A309877

Number of permutations of 1..n with all differences of elements separated by distances 1 through 7 being respectively unique. A170813