Number 12221

Interestingness: 7

Visual representations

Binary image (n×n bits)
11²101
Prime factorization

Representations of 12221

α
Μ
͵βσκαʹ
१२२२१
١٢٢٢١
XMMCCXXI

▃▃▃▃▃
▃▃▃▃▃

▃▃▃▃▃
▃▃▃▃▃

一万二千二百二十一
יב׳ רכא
𓂭
𓆼𓆼
𓈖𓈖
𓎆𓎆
𓏹
.----..---..---..---.----

12221 in different numeral systems

Binary
10111110111101
Base-3
Base-4
Base-5
Base-6
Base-7
Base-8
Duodecimal
70a5
Hex
2fbd
Vigesimal
1ab1
Base-24
l55
Base-36
9fh
Negabinary
111000011001101

Factorization

Prime factors: 11, 101
Divisors: 1, 11, 101, 121, 1111, 12221
Sum of divisors other than 12221: 1345
Product of prime factors: 12221 = 11 × 11 × 101

Number-theory characteristics (5)

Difference of 2 squares Odious number Odd Composite Deficient

Base-10 digit properties (2)

These depend on the decimal representation of the number.

Palindromic Spy number

Related primes

Prime number before 12221
Prime number after 12221