Number 1661

Representations of 1661
Greek numeral
͵αχξαʹ
Arabic numeral
١٦٦١
Roman numeral
MDCLXI
Maya numeral
●●●●
●●●

Chinese numeral
一千六百六十一
Hebrew numeral
א׳ תרסא
1661 in different numeral systems
Binary
11001111101
Base-3
2021112
Base-4
121331
Base-5
23121
Base-6
11405
Base-7
4562
Base-8
3175
Hex
67d
Base-24
2l5
Base-36
1a5
Factorization
Prime factors
11, 151
Divisors
1, 11, 151, 1661
Sum of divisors other than 1661
163
Product of prime factors
1661 = 11 x 151
Characteristics
Odd Composite
Related primes
Number 1661 prime
14083
Prime number before 1661
1657
Prime number after 1661
1663