Properties of the Number 82280

Eighty-Two Thousand Two Hundred Eighty

Basics

Value: 82279 → 82280 → 82281

Parity: even

Prime: No

Previous Prime: 82279

Next Prime: 82301

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 2 ³ × 5 × 11 ² × 17

Divisors: 1, 2, 4, 5, 8, 10, 11, 17, 20, 22

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 10100000101101000

Octal: 240550

Duodecimal: 3B748

Hexadecimal: 14168

Square: 6769998400

Square Root: 286.8449058289165

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

Dates after Jan 01 00 in chronological order which are palindromic when they are written according to the format MMDDYY (American standard, short). Leading zeros of the terms are suppressed. A210895

a(n) = n*(n+1)*(2·n+1)*(n²+n+3)/30. A61927

Number of ways to place 3 nonattacking queens on an n X n toroidal board. A172518

Fifth column (m=4) of (1,6)-Pascal triangle A096956. A96958

Number of ways to place 3 nonattacking nightriders on an n X n toroidal board. A196813

a(1) = 1, then the smallest number such that there are a(n) composite numbers between a(n) and a(n+1) both excluded. A82280

Number of nX3 0..2 arrays with no element equal to a strict majority of its horizontal and vertical neighbors, with the exception of exactly one element, and with new values introduced in order 0 sequentially upwards. A279524