# 85 Number Properties & Facts

Eighty-Five

## Primality

Prime Factorization of 85
51 × 171
Number of Divisors of 85
4
1, 5, 17, 85
1, 5, 17, 85
Is 85 Prime?
No

## Trigonometry

Sine of 85
-0.17607561994859
Cosecant: -5.6793779870944
Cosine of 85
-0.98437664339404
Secant: -1.0158713198965
Tangent of 85
0.17887017243877
Cotangent: 5.590647039502

## Functions

Square of 85
7225
85 × 85 = 7225
Square Root of 85
9.2195444572929
9.21954445729292 = 85
Natural Logarithm (ln) of 85
4.4426512564903
e4.4426512564903 = 85
Decimal Logarithm (log) of 85
1.9294189257143
101.9294189257143 = 85

## Sequences

Is 85 a Fibonacci Number?
No
Is 85 a Bell Number?
No
Is 85 a Catalan Number?
No
Is 85 a Factorial?
No
Is 85 a Perfect Number?
No

## Translations

How do you say 85 in different languages?
 English eighty-five español ochenta y cinco français quatre-vingt-cinq Deutsch fünf­und­achtzig Nederlands vijf­en­tachtig русский восемьдесят пять українська вісімдесят пʼять Tiếng Việt tám mươi lăm العربية خمسة و ثمانون עברית שמונים וחמש हिन्दी पचासी 中文 八十五 日本語 八十五 한국어 팔십오 čeština osmdesát pět hrvatski osamdeset i pet slovenčina osemdesiat­päť polski osiemdziesiąt pięć Türkçe seksen beş português oitenta e cinco italiano ottanta­cinque svenska åttio­fem suomi kahdeksan­kymmentä­viisi norsk åtti­fem Filipino walóng pû’t limá Melayu lapan puluh lima မြန်မာ ရှစ်ဆယ်ငါး Indonesia delapan puluh lima Kiswahili themanini na tano

## Numeric Bases

85 in Binary (Base 2)
0b1010101
One's Complement: 0101010
Two's Complement: 0101011
85 in Octal (Base 8)
0125
0x55

## Miscellaneous

• 85 is an odd number
• 85 has 2 Significant Figures
• The Hamming Weight of 85 is 4
• 85 is not a Hamming (Regular) Number
• 85 is not a Humble Number
• 85 is a Polygonal (s < 13) Number: Decagonal (5)
• 85 is not a Happy Number
• 85 is not a Self Describing Number
• 85 is not a Palindrome
• 85 is not a Münchhausen Number
• 85 is not an Eban Number
• 85 is a Pernicious Number
• 85 is an Attractive Number
• 85 is not a Perfect Square
• 85 is not a Perfect Power