Number 1800

Representations of 1800
Greek numeral
͵αω
Arabic numeral
١٨٠٠
Roman numeral
MDCCC
Maya numeral
●●●●
▃▃▃▃▃
▃▃▃▃▃
ↂ
Chinese numeral
一千八百
Hebrew numeral
א׳ תת
1800 in different numeral systems
Binary
11100001000
Base-3
2110200
Base-4
130020
Base-5
24200
Base-6
12200
Base-7
5151
Base-8
3410
Duodecimal
1060
Hex
708
Vigesimal
4a0
Base-24
330
Base-36
1e0
Negabinary
1101100011000
Factorization
Prime factors
2, 3, 5
Divisors
1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 30, 36, 40, 45, 50, 60, 72, 75, 90, 100, 120, 150, 180, 200, 225, 300, 360, 450, 600, 900, 1800
Sum of divisors other than 1800
4245
Product of prime factors
1800 = 2 x 2 x 2 x 3 x 3 x 5 x 5
Characteristics
Difference of 2 squares Harshad Even Composite Abundant
Related primes
Number 1800 prime
15401
Prime number before 1800
1789
Prime number after 1800
1801