Properties of the Number 68342

Sixty-Eight Thousand Three Hundred Forty-Two

Basics

Value: 68341 → 68342 → 68343

Parity: even

Prime: No

Previous Prime: 68329

Next Prime: 68351

Digit Sum: 23

Digital Root: 5

Palindrome: No

Factorization: 2 × 34171

Divisors: 1, 2, 34171, 68342

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 10000101011110110

Octal: 205366

Duodecimal: 33672

Hexadecimal: 10af6

Square: 4670628964

Square Root: 261.42302882492964

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..3 arrays with every 2X2 subblock in a row having an equal number of equal diagonal or equal antidiagonal elements, adjacent rows differing in this number, and new values 0..3 introduced in row major order. A206169

T(n,k)=Number of (n+1)X(k+1) 0..3 arrays with the number of equal 2X2 subblock diagonal pairs and equal antidiagonal pairs differing from each horizontal or vertical neighbor, and new values 0..3 introduced in row major order. A205431

Number of (n+1) X 2 0..3 arrays with the number of equal 2 X 2 subblock diagonal pairs and equal antidiagonal pairs differing from each horizontal or vertical neighbor, and new values 0..3 introduced in row major order. A205424

Number of 6X(n+1) 0..3 arrays with every 2X2 subblock in a row having an equal number of equal diagonal or equal antidiagonal elements, adjacent rows differing in this number, and new values 0..3 introduced in row major order. A206174

Number of (n+1)X6 0..3 arrays with the number of equal 2X2 subblock diagonal pairs and equal antidiagonal pairs differing from each horizontal or vertical neighbor, and new values 0..3 introduced in row major order. A205428

a(1) = 1; a(n+1) = (product{k∣n} a(k)) (sum{j∣n} 1/a(j)), where both the product and sum are over the positive divisors of n. A68342