Number 1664

Interestingness: 8 · Rank #609 of 1000

Visual representations

Binary image (n×n bits)
2⁷13
Prime factorization

Representations of 1664

͵αχξδʹ
१६६४
١٦٦٤
MDCLXIV
●●●●
●●●
●●●●
一千六百六十四
א׳ תרסד
𓆼
𓈖𓈖𓈖𓈖𓈖𓈖
𓎆𓎆𓎆𓎆𓎆𓎆
𓏹𓏹𓏹𓏹
.-----....-........-

1664 in different numeral systems

Binary
11010000000
Base-3
Base-4
Base-5
Base-6
Base-7
Base-8
Duodecimal
b68
Hex
Vigesimal
Base-24
2l8
Base-36
1a8
Negabinary
1101110000000

Factorization

Prime factors: 2, 13
Divisors: 1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 416, 832, 1664
Sum of divisors other than 1664: 1906
Product of prime factors: 1664 = 2 × 2 × 2 × 2 × 2 × 2 × 2 × 13

Number-theory characteristics (6)

Difference of 2 squares Odious number Refactorable Even Composite Abundant

Related primes

Number 1664 prime
Prime number before 1664
Prime number after 1664