Properties of the Number 28601

Twenty-Eight Thousand Six Hundred One

Basics

Value: 28600 → 28601 → 28602

Parity: odd

Prime: No

Previous Prime: 28597

Next Prime: 28603

Digit Sum: 17

Digital Root: 8

Palindrome: No

Factorization: 37 × 773

Divisors: 1, 37, 773, 28601

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 110111110111001

Octal: 67671

Duodecimal: 14675

Hexadecimal: 6fb9

Square: 818017201

Square Root: 169.11830178901394

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

Bases b where exactly eight primes p with p < b exist such that p is a base-b Wieferich prime. A325884

Place n equally spaced points on the circumference of a circle of radius r and then connect each pair of points with straight lines whose intersections create A007569(n) - n additional points. Draw a circle of radius r around each of the A007569(n) points. The sequence gives the total number of vertices formed from all circle intersections. A374825

Binary-ternary Wedderburn-Etherington numbers. A268172

Expansion of e.g.f. (1 - x³)^{1 + 1/x + 1/x²}. A353205

Numbers k such that k![10]-2 is prime, where k![10] is the ten-fold multifactorial. A283559

Number of nXnXn 0..6 triangular arrays with each element·equal to the number its neighbors equal to 5,5,1,1,1,1,1 for x=0,1,2,3,4,5,6. A198040

Square array A(n, k) = A048720(A065621(σ((2n-1)²)), σ((2k-1)²)), read by falling antidiagonals, (1,1), (1,2), (2,1), (1,3), (2,2), (3,1), etc. A379221

Expansion of (theta₃(z)*theta₃(9z) + theta₂(z)*theta₂(9z)). A28601

Molien series for a certain 16-dimensional group of order 10321920. A105319