Properties of the Number 40443

Forty Thousand Four Hundred Forty-Three

Basics

Value: 40442 → 40443 → 40444

Parity: odd

Prime: No

Previous Prime: 40433

Next Prime: 40459

Digit Sum: 15

Digital Root: 6

Palindrome: No

Factorization: 3 × 13 × 17 × 61

Divisors: 1, 3, 13, 17, 39, 51, 61, 183, 221, 663

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1001110111111011

Octal: 116773

Duodecimal: 1B4A3

Hexadecimal: 9dfb

Square: 1635636249

Square Root: 201.10445047288238

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

Poincaré series for invariant polynomial functions on the space of binary forms of degree 9. A293934

Numbers k such that A353802(k) / σ(σ(k)) is an integer > 1, where A353802(n) = ∏_p^e||n σ(σ(p^e)). A353807

Numbers k satisfying gcd(k², σ(k²)) > σ(k), where σ is the sum-of-divisors function. A322154

Number of partitions of n that do not have a fixed point that is also a fixed point of the conjugate partition. A374782

Numbers that can be written using its own digits in order and by using addition and factorial operators. A195670

Continued fraction for sqrt(465). A40443