Number 20801

Interestingness: 7

Visual representations

Binary image (n×n bits)
113161
Prime factorization

Representations of 20801

β
Μ
ωαʹ
२०८०१
٢٠٨٠١
XXDCCCI
●●
●●
▃▃▃▃▃
▃▃▃▃▃

二万零八百零一
כ׳ תתא
𓂭𓂭
𓈖𓈖𓈖𓈖𓈖𓈖𓈖𓈖
𓏹
..-----------..-----.----

20801 in different numeral systems

Binary
101000101000001
Base-3
1001112102
Base-4
Base-5
Base-6
Base-7
Base-8
Duodecimal
Hex
Vigesimal
2c01
Base-24
1c2h
Base-36
g1t
Negabinary
101000101000001

Factorization

Prime factors: 11, 31, 61
Divisors: 1, 11, 31, 61, 341, 671, 1891, 20801
Sum of divisors other than 20801: 3007
Product of prime factors: 20801 = 11 × 31 × 61

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.

Harshad Duck number

Related primes

Prime number before 20801
Prime number after 20801