Properties of the Number 66804

Sixty-Six Thousand Eight Hundred Four

Basics

Value: 66803 → 66804 → 66805

Parity: even

Prime: No

Previous Prime: 66797

Next Prime: 66809

Digit Sum: 24

Digital Root: 6

Palindrome: No

Factorization: 2 ² × 3 × 19 × 293

Divisors: 1, 2, 3, 4, 6, 12, 19, 38, 57, 76

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2730 Try Today's Challenge

Representations

Binary: 10000010011110100

Octal: 202364

Duodecimal: 327B0

Hexadecimal: 104f4

Square: 4462774416

Square Root: 258.4646977828887

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

Numbers k such that 2^k - 23 is prime. A57220

Inverse Euler transform of A003480. A141312

Sum of diagonal elements and those below it for a square matrix of integers, starting with 1. A66804