Properties of the Number 42244

Forty-Two Thousand Two Hundred Forty-Four

Basics

Value: 42243 → 42244 → 42245

Parity: even

Prime: No

Previous Prime: 42239

Next Prime: 42257

Digit Sum: 16

Digital Root: 7

Palindrome: No

Factorization: 2 ² × 59 × 179

Divisors: 1, 2, 4, 59, 118, 179, 236, 358, 716, 10561

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1010010100000100

Octal: 122404

Duodecimal: 20544

Hexadecimal: a504

Square: 1784555536

Square Root: 205.53345226507534

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) = ∑_{k=0..floor(n/4)} (-1)^k * (5·k+1) * binomial(3·n-7·k+1,n-4·k)/(3·n-7·k+1). A390518

Numerators of continued fraction convergents to sqrt(648). A42244