Properties of the Number 28977

Twenty-Eight Thousand Nine Hundred Seventy-Seven

Basics

Value: 28976 → 28977 → 28978

Parity: odd

Prime: No

Previous Prime: 28961

Next Prime: 28979

Digit Sum: 33

Digital Root: 6

Palindrome: No

Factorization: 3 × 13 × 743

Divisors: 1, 3, 13, 39, 743, 2229, 9659, 28977

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 111000100110001

Octal: 70461

Duodecimal: 14929

Hexadecimal: 7131

Square: 839666529

Square Root: 170.22631993907405

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

T(n,k)=Number of length n+2 0..k arrays with the sum of the maximum minus the minimum of adjacent triples multiplied by some arrangement of +-1 equal to zero. A252177

T(n,k)=Number of nXk binary arrays with no two ones adjacent horizontally, diagonally or antidiagonally. A228683

Number of anisohedral polyominoes with n cells. A75206

4-step Fibonacci sequence starting with 0, 1, 1, 1. A251655

Harmonic Molien series for Conway group Con.0. A8924

a(n) = (1/6)*(n+1)*(10·n² + 17·n + 12). A102296

Number of n X 6 binary arrays with no two ones adjacent horizontally, diagonally or antidiagonally. A228681

Number of 4 X n binary arrays with no two ones adjacent horizontally, diagonally or antidiagonally. A228685

Number of length n+2 0..2 arrays with the sum of the maximum minus the minimum of adjacent triples multiplied by some arrangement of +-1 equal to zero. A252171

[ (4th elementary symmetric function of P(n))/(2nd elementary symmetric function of P(n)) ], where P(n) = {first n+3 primes}. A24456