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Properties of the Number 19068

Nineteen Thousand Sixty-Eight

Basics

Value: 19067 → 19068 → 19069

Parity: even

Prime: No

Previous Prime: 19051

Next Prime: 19069

Digit Sum: 24

Digital Root: 6

Palindrome: No

Factorization: 2 2 × 3 × 7 × 227

Divisors: 1, 2, 3, 4, 6, 7, 12, 14, 21, 28

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 100101001111100

Octal: 45174

Duodecimal: B050

Hexadecimal: 4a7c

Square: 363588624

Square Root: 138.08692914247894

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

Triangle read by rows: T(n,k) (n >= 0, 1 <= k <= n+1) are the signed Hultman numbers. A189507
T(n,k)=Number of nXk 0..1 arrays with every element unequal to 2, 3 or 4 king-move adjacent elements, with upper left element zero. A303690
Composite numbers with properties that its digits (which may appear with multiplicity) may not appear in any of its factors (wherein the digits may also appear with multiplicity) and the combined digits of the product and the factors must have at least one of each of the ten digits. A370972
Sum of numbers in the n-th antidiagonal of the reciprocity array of 2. A259580
Column 2 of triangle in A189507. A189508
Numbers k such that (8·10k + 67)/3 is prime. A281732
Number of nX6 0..1 arrays with every element unequal to 2, 3 or 4 king-move adjacent elements, with upper left element zero. A303688
Convolve Fibonacci, Pell and bronze Fibonacci numbers. A309717
Number of permutations of floor(i·8/7), i=0..n-1, with all sums of 3 adjacent terms unique. A152327
Triangle read by rows: T(n, k) = ∑j=0..n C(-j-1, -n-1)*L(j, k), L the unsigned Lah numbers A271703, for n >= 0 and 0 <= k <= n. A271706