Number 1221

Representations of 1221
Greek numeral
͵ασκαʹ
Arabic numeral
١٢٢١
Roman numeral
MCCXXI
Maya numeral
●●●


Chinese numeral
一千二百二十一
Hebrew numeral
א׳ רכא
1221 in different numeral systems
Binary
10011000101
Base-3
1200020
Base-4
103011
Base-5
14341
Base-6
5353
Base-7
3363
Base-8
2305
Hex
4c5
Base-24
22l
Base-36
xx
Factorization
Prime factors
3, 11, 37
Divisors
1, 3, 11, 33, 37, 111, 407, 1221
Sum of divisors other than 1221
603
Product of prime factors
1221 = 3 x 11 x 37
Characteristics
Odd Composite
Related primes
Number 1221 prime
9901
Prime number before 1221
1217
Prime number after 1221
1223