Properties of the Number 38242

Thirty-Eight Thousand Two Hundred Forty-Two

Basics

Value: 38241 → 38242 → 38243

Parity: even

Prime: No

Previous Prime: 38239

Next Prime: 38261

Digit Sum: 19

Digital Root: 1

Palindrome: No

Factorization: 2 × 19121

Divisors: 1, 2, 19121, 38242

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1001010101100010

Octal: 112542

Duodecimal: 1A16A

Hexadecimal: 9562

Square: 1462450564

Square Root: 195.5556186868585

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

a(n) = 81·n² - 44·n + 6. A156676

Partial sums of the number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 233", based on the 5-celled von Neumann neighborhood. A270978

Partial sums of the number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 451", based on the 5-celled von Neumann neighborhood. A272258

Number of nX5 0..1 arrays with every element unequal to 0, 1, 3, 4 or 7 king-move adjacent elements, with upper left element zero. A304852

T(n,k) = Number of n X k 0..1 arrays with every element unequal to 0, 1, 3, 4 or 7 king-move adjacent elements, with upper left element zero. A304855

Triangle whose (i,j)-th entry is binomial(i,j)*4^i-j*12^j. A38242