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# 82 (number)

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### 82 (number)

 ← 81 82 83 →
Cardinal eighty-two
Ordinal 82nd
(eighty-second)
Factorization 2 × 41
Divisors 1, 2, 41, 82
Roman numeral LXXXII
Binary 10100102
Ternary 100013
Quaternary 11024
Quinary 3125
Senary 2146
Octal 1228
Duodecimal 6A12
Vigesimal 4220
Base 36 2A36

82 (eighty-two) is the natural number following 81 and preceding 83.

## Contents

• In mathematics 1
• In astronomy 2
• In other fields 3
• In sports 4

## In mathematics

82 is the twenty-third biprime and the twelfth of the form (2.q). The aliquot sum of 82 is 44 within the aliquot sequence (82,44,40,50,43,1,0)) 82 being the eighth composite number in the 43-aliquot tree.

82 is a companion Pell number.

82 is a happy number

## In other fields

Eighty-two is also:

## In sports

• Both the NBA and NHL operate 82-game regular seasons.
• In Major League Baseball, the number of games a team must win to secure a winning season.
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