Properties of the Number 33872

Thirty-Three Thousand Eight Hundred Seventy-Two

Basics

Value: 33871 → 33872 → 33873

Parity: even

Prime: No

Previous Prime: 33871

Next Prime: 33889

Digit Sum: 23

Digital Root: 5

Palindrome: No

Factorization: 2 ⁴ × 29 × 73

Divisors: 1, 2, 4, 8, 16, 29, 58, 73, 116, 146

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1000010001010000

Octal: 102120

Duodecimal: 17728

Hexadecimal: 8450

Square: 1147312384

Square Root: 184.04347312523745

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

Generalized Catalan triangle A067298 with row reversion. A67304

Generalized Catalan triangle, based on C(2,2; n) = A064340(n). A67298

Second column of triangle A067298. A67299

a(n) = 64·n² + 16. A157912

a(n) = 529·n² + 2·n. A158367

Numbers k such that the least term in the periodic part of the continued fraction for sqrt(k) is 23. A31701

Number of (2+2) X (n+2) 0..3 arrays with every 3 X 3 subblock row and diagonal sum equal to 0 2 3 6 or 7 and every 3 X 3 column and antidiagonal sum not equal to 0 2 3 6 or 7. A252534

Base-9 palindromes that start with 5. A43032

Numbers k such that A033831(k) is prime. A33872