12 Number Properties & Facts

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

e^{2.484906649788} = 12

Decimal Logarithm (log) of 12

1.0791812460476

10^{1.0791812460476} = 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

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