Properties of the Number 40804

Forty Thousand Eight Hundred Four

Basics

Value: 40803 → 40804 → 40805

Parity: even

Prime: No

Previous Prime: 40801

Next Prime: 40813

Digit Sum: 16

Digital Root: 7

Palindrome: Yes

Factorization: 2 ² × 101 ²

Divisors: 1, 2, 4, 101, 202, 404, 10201, 20402, 40804

Polygonal

Triangular: No

Square: Yes

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

4823 Try Today's Challenge

Representations

Binary: 1001111101100100

Octal: 117544

Duodecimal: 1B744

Hexadecimal: 9f64

Square: 1664966416

Square Root: 202

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

Palindromic squares. A2779

a(n) = (6·n + 4)². A16958

a(n) = (11·n + 4)². A17438

Squares whose digits are all even. A30098

Squares with initial digit '4'. A45787

Squares whose reversal is also a square. A61457

Palindromic perfect powers. A75786

Squares which can be expressed as the product of a number and its reversal. A325148

Squares which when written backwards remain square (final 0's excluded). A33294

Palindromes whose square root is a palindrome. A57136