Number 4

Representations of 4
Greek numeral
δʹ
Arabic numeral
٤
Roman numeral
IV
Maya numeral
●●●●
Chinese numeral
四
Hebrew numeral
ד
4 in different numeral systems
Binary
100
Base-3
11
Base-4
10
Base-5
4
Base-6
4
Base-7
4
Base-8
4
Duodecimal
4
Hex
4
Vigesimal
4
Base-24
4
Base-36
4
Negabinary
100
Factorization
Prime factors
2
Divisors
1, 2, 4
Sum of divisors other than 4
3
Product of prime factors
4 = 2 x 2
Characteristics
Square Perfect Power Difference of 2 squares Palindromic Harshad Smith Even Ones-Zeroes Composite Deficient
Related primes
Number 4 prime
7
Prime number before 4
3
Prime number after 4
5