Properties of the Number 82722

Eighty-Two Thousand Seven Hundred Twenty-Two

Basics

Value: 82721 → 82722 → 82723

Parity: even

Prime: No

Previous Prime: 82721

Next Prime: 82723

Digit Sum: 21

Digital Root: 3

Palindrome: No

Factorization: 2 × 3 × 17 × 811

Divisors: 1, 2, 3, 6, 17, 34, 51, 102, 811, 1622

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 10100001100100010

Octal: 241442

Duodecimal: 3BA56

Hexadecimal: 14322

Square: 6842929284

Square Root: 287.6143250952567

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

G.f. A(x) satisfies: 1 = ∑_n>=0 ( 2*(1+x)ⁿ - A(x) )ⁿ / 2ⁿ⁺¹. A301436

Number of length n 1..(1+1) arrays with every leading partial sum divisible by 2, 3, 5, 7 or 11. A254940

Number of length-4 0..n arrays with no repeated value differing from the previous repeated value by other than plus or minus one modulo n+1. A269679

Numbers m such that the sum of the first m primes as well as the sum of the squares and the sum of the cubes of the first m primes are all prime. A329539

a(n) is the number of triangular partitions whose Young diagram fits inside a square of side n. A368638

Numbers k for which there exist no palindromic 9-gonals (also known as nonagonals or enneagonals) of length k. A82722