Number 12640

Interestingness: 6

Visual representations

Binary image (n×n bits)
2⁵579
Prime factorization

Representations of 12640

α
Μ
͵βχμ
१२६४०
١٢٦٤٠
XMMDCXL


▃▃▃▃▃
▃▃▃▃▃
●●
▃▃▃▃▃
▃▃▃▃▃
一万二千六百四十
יב׳ תרמ
𓂭
𓆼𓆼
𓈖𓈖𓈖𓈖𓈖𓈖
𓎆𓎆𓎆𓎆
.----..----........------

12640 in different numeral systems

Binary
11000101100000
Base-3
Base-4
Base-5
Base-6
Base-7
Base-8
Duodecimal
Hex
Vigesimal
1bc0
Base-24
lmg
Base-36
9r4
Negabinary
111011010100000

Factorization

Prime factors: 2, 5, 79
Divisors: 1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 79, 80, 158, 160, 316, 395, 632, 790, 1264, 1580, 2528, 3160, 6320, 12640
Sum of divisors other than 12640: 17600
Product of prime factors: 12640 = 2 × 2 × 2 × 2 × 2 × 5 × 79

Number-theory characteristics (5)

Difference of 2 squares Odious number Even Composite Abundant

Base-10 digit properties (1)

These depend on the decimal representation of the number.

Duck number

Related primes

Prime number before 12640
Prime number after 12640