Number 428

Interestingness: 5

Visual representations

Binary image (n×n bits)
107
Prime factorization

Representations of 428

υκηʹ
४२८
CDXXVIII


●●●
▃▃▃▃▃
四百二十八
𓈖𓈖𓈖𓈖
𓎆𓎆
𓏹𓏹𓏹𓏹𓏹𓏹𓏹𓏹
....-..------..

428 in different numeral systems

Binary
Base-3
Base-4
Base-5
Base-6
Base-7
Base-8
Duodecimal
2b8
Hex
1ac
Vigesimal
Base-24
hk
Base-36
bw
Negabinary
11011111100

Factorization

Prime factors: 2, 107
Divisors: 1, 2, 4, 107, 214, 428
Sum of divisors other than 428: 328
Product of prime factors: 428 = 2 × 2 × 107

Number-theory characteristics (5)

Difference of 2 squares Odious number Even Composite Deficient

Related primes

Number 428 prime
Prime number before 428
Prime number after 428