Properties of the Number 72344

Seventy-Two Thousand Three Hundred Forty-Four

Basics

Value: 72343 → 72344 → 72345

Parity: even

Prime: No

Previous Prime: 72341

Next Prime: 72353

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 2 ³ × 9043

Divisors: 1, 2, 4, 8, 9043, 18086, 36172, 72344

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 10001101010011000

Octal: 215230

Duodecimal: 35A48

Hexadecimal: 11a98

Square: 5233654336

Square Root: 268.968399630886

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

Number of (5+2)X(n+2) 0..3 arrays with every 3X3 subblock row and diagonal sum equal to 0 1 3 6 or 7 and every 3X3 column and antidiagonal sum not equal to 0 1 3 6 or 7. A252310

Convoluted convolved Fibonacci numbers G_j⁷. A89094

T(n,k)=Number of (n+2)X(k+2) 0..3 arrays with every 3X3 subblock row and diagonal sum equal to 0 1 3 6 or 7 and every 3X3 column and antidiagonal sum not equal to 0 1 3 6 or 7. A252305

a(n) = the least natural number k such that k*φ(n) + 1 is prime. A72344