# 12 Number Properties & Facts

Twelve

## Primality

Prime Factorization of 12
22 × 31
Number of Divisors of 12
6
1, 2, 3, 4, 6, 12
1, 2, 3, 4, 6, 12
Is 12 Prime?
No

## Trigonometry

Sine of 12
-0.53657291800043
Cosecant: -1.8636795977824
Cosine of 12
0.84385395873249
Secant: 1.185039176094
Tangent of 12
-0.63585992866158
Cotangent: -1.5726734063977

## Functions

Square of 12
144
12 × 12 = 144
Square Root of 12
3.4641016151378
3.46410161513782 = 12
Natural Logarithm (ln) of 12
2.484906649788
e2.484906649788 = 12
Decimal Logarithm (log) of 12
1.0791812460476
101.0791812460476 = 12

## Sequences

Is 12 a Fibonacci Number?
No
Is 12 a Bell Number?
No
Is 12 a Catalan Number?
No
Is 12 a Factorial?
No
Is 12 a Perfect Number?
No

## Translations

How do you say 12 in different languages?
 English twelve español doce français douze Deutsch zwölf Nederlands twaalf русский двенадцать українська дванадцять Tiếng Việt mười hai العربية إثنا عشر עברית שתים עשרה हिन्दी बारह 中文 十二 日本語 十二 한국어 십이 čeština dvanáct hrvatski dvanaest slovenčina dvanásť polski dwanaście Türkçe on iki português doze italiano dodici svenska tolv suomi kaksitoista norsk tolv Filipino labíng-dalawá Melayu dua belas မြန်မာ ဆယ့်နှစ် Indonesia dua belas Kiswahili kumi na mbili

## Numeric Bases

12 in Binary (Base 2)
0b1100
One's Complement: 0011
Two's Complement: 0100
12 in Octal (Base 8)
014
12 in Hexadecimal (Base 16)
0xC

## Miscellaneous

• 12 is an even number
• 12 has 2 Significant Figures
• The Hamming Weight of 12 is 2
• 12 is a Hamming (Regular) Number
• 12 is a Humble Number
• 12 is a Polygonal (s < 13) Number: Pentagonal (3), Dodecagonal (2)
• 12 is not a Happy Number
• 12 is not a Self Describing Number
• 12 is not a Palindrome
• 12 is not a Münchhausen Number
• 12 is not an Eban Number
• 12 is a Pernicious Number
• 12 is an Attractive Number
• 12 is not a Perfect Square
• 12 is not a Perfect Power