Number 12, number theory characteristics and more…

Visual representations

Binary image (n×n bits)

Element Mg – Magnesium

Pentagonal · P₅(3) = 12

Prime factorization

Representations of 12

Greek numeral

ιβʹ

Sanskrit numeral

१२

Arabic numeral

١٢

Roman numeral

XII

Maya numeral

●●
▃▃▃▃▃
▃▃▃▃▃

Chinese numeral

十二

Hebrew numeral

יב

Egyptian numeral

𓎆
𓏹𓏹

Morse code

.----..---

12 in different numeral systems

Binary

Base-3

Base-4

Base-5

Base-6

Base-7

Base-8

Duodecimal

Hex

c

Vigesimal

c

Base-24

c

Base-36

c

Negabinary

11100

Factorization

Prime factors: 2, 3

Divisors: 1, 2, 3, 4, 6, 12

Sum of divisors other than 12: 16

Product of prime factors: 12 = 2 × 2 × 3

Number-theory characteristics (9)

Pentagonal Difference of 2 squares Evil number Pronic Refactorable Even Ones-Zeroes Composite Abundant

Base-10 digit properties (2)

These depend on the decimal representation of the number.

Harshad Zuckerman number

Related primes

Number 12 prime

37

Prime number before 12

11

Prime number after 12

13