Properties of the Number 93921

Ninety-Three Thousand Nine Hundred Twenty-One

Basics

Value: 93920 → 93921 → 93922

Parity: odd

Prime: No

Previous Prime: 93913

Next Prime: 93923

Digit Sum: 24

Digital Root: 6

Palindrome: No

Factorization: 3 × 31307

Divisors: 1, 3, 31307, 93921

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 10110111011100001

Octal: 267341

Duodecimal: 46429

Hexadecimal: 16ee1

Square: 8821154241

Square Root: 306.4653324602964

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 (n+1) X (k+1) 0..2 arrays with the number of clockwise edge increases in every 2 X 2 subblock equal to the number of counterclockwise edge increases. A209517

Denominators of continued fraction convergents to sqrt(57). A41099

Number of (n+1) X 6 0..2 arrays with the number of clockwise edge increases in every 2 X 2 subblock equal to the number of counterclockwise edge increases. A209514

Number of ballot sequences of length n having largest descent 1. A244197

Number of (3+1) X (n+1) 0..2 arrays with nondecreasing x(i,j)-x(i,j-1) in the i direction and nondecreasing x(i,j)+x(i-1,j) in the j direction. A250758

a(n) = a(n-1) + a(n-2) + a(n-3), with a(1) = 4, a(2) = 13, a(3) = 42. A385717

a(1) = 1; for n > 1, a(n) = curling number of (b(1),...,b(n-1)), where b() = Kolakoski sequence A000002. A93921