Properties of the Number 16028

Sixteen Thousand Twenty-Eight

Basics

Value: 16027 → 16028 → 16029

Parity: even

Prime: No

Previous Prime: 16007

Next Prime: 16033

Digit Sum: 17

Digital Root: 8

Palindrome: No

Factorization: 2 ² × 4007

Divisors: 1, 2, 4, 4007, 8014, 16028

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 11111010011100

Octal: 37234

Duodecimal: 9338

Hexadecimal: 3e9c

Square: 256896784

Square Root: 126.60173774478768

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

Numbers k such that 2^k - 5 is prime. A59608

Factorial splitting: write n! = x·y*z with x<y<z and·maximal and z is minimal; sequence gives value of z-x. A61033

Expansion of ∏_{i>=1, j>=0} (1 + x^{i·5^j}). A373219

T(n,k) = number of n X k nonnegative integer arrays with upper left 0 and lower right its king-move distance away minus 2 and every value within 2 of its king move distance from the upper left and every value increasing by 0 or 1 with every step right, diagonally se or down. A253223

a(n+1) = ∑_{k=0..floor(n/5)} a(k) * a(n-k). A30036

Expansion of 1/(g * (2-g))⁴, where g = 1+x·g⁴ is the g.f. of A002293. A391224

Factorial splitting: write n! = x·y*z with x <= y <= z and minimal z-x; sequence gives value of z-x. A355192

Inverse Euler transform of the tribonacci numbers A000073. A349904

Number of n X 5 nonnegative integer arrays with upper left 0 and lower right its king-move distance away minus 2 and every value within 2 of its king move distance from the upper left and every value increasing by 0 or 1 with every step right, diagonally se or down. A253220

Number of n X 7 nonnegative integer arrays with upper left 0 and lower right its king-move distance away minus 2 and every value within 2 of its king move distance from the upper left and every value increasing by 0 or 1 with every step right, diagonally se or down. A253222