Properties of the Number 28758

Twenty-Eight Thousand Seven Hundred Fifty-Eight

Basics

Value: 28757 → 28758 → 28759

Parity: even

Prime: No

Previous Prime: 28753

Next Prime: 28759

Digit Sum: 30

Digital Root: 3

Palindrome: No

Factorization: 2 × 3 × 4793

Divisors: 1, 2, 3, 6, 4793, 9586, 14379, 28758

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 111000001010110

Octal: 70126

Duodecimal: 14786

Hexadecimal: 7056

Square: 827022564

Square Root: 169.58183865025168

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 grains of sand required to be added to one cell at the origin in an initially empty and infinite 3D cubic grid for the 3D sandpile model such that the distance from the origin of the furthest nonempty cell along the axes is n. A351783

Solution of the complementary equation a(n) = a(n-1) + a(n-2) + b(n-2) + n +1, where a(0) = 1, a(1) = 3, b(0) = 2, b(1) = 4. A293357

Number of strings of numbers x(i=1..n) in 0..2 with sum i·x(i)³ equal to n·8. A184713

Least integer b > F(n) such that ∑_k=1ⁿ F(k)*b^k-1 is prime, where F = A000045. A224487

Partial sums of the number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 609", based on the 5-celled von Neumann neighborhood. A273210

Nonsquares mod 45. A28758