20221081 is an odd 8-digits composite number following 20221080
and preceding 20221082 . In scientific notation, it is written as 2.0221081 × 10^7.
The sum of its digits is 16. It has a total of 2 prime factors and 4 positive divisors.
There are 20202532 positive integers (up to 20221081) that are relatively prime to 20221081.
20221081 has 4 divisors, whose sum is 20239632
The reverse of 20221081 is 18012202
Previous prime number is 1163
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 16
Digital Root 7
Name
twenty million two hundred twenty-one thousand eighty-one
Scientific notation
2.0221081 × 10^7
Engineering notation
2.0221081 × 10^6
Prime Factorization
1163 × 17387
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20221081
Product of the distinct prime numbers
The prime factorization of 20221081 is 1163 × 17387.
Since it has a total of 2 prime factors.
2 , 10 , 1 , 95 , 344 , 855 , 9007 , 9668 , 72287 , 14037 , 897735 , 746079 , 6333354 , 151150 , 53673693 , 46949837 , 266105170 , 621523144 , 1411292362 , 3183800399
n×2
40442162
n×3
60663243
n×4
80884324
n×5
101105405
n÷2
10110540.5
n÷3
6740360.3333333
n÷3
5055270.25
n÷5
4044216.2
n2
408892116808561
n3
8.2682406142474E+21
n4
1.6719276318819E+29
n5
3.3808184070421E+36
2 √n
4496.7856297582
3 √n
272.43827572608
4 √n
67.05807654383
5 √n
28.917508623832
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20221080
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
1
Returns the nth root of the product of n divisors
H
Harmonic Mean
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20221081 can be divided by 4 positive divisors.
The sum of these divisors (counting 20221081) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001101001000110010011001
3
Ternary
1102001100002221
4
Quaternary
1031020302121
5
Quinary
20134033311
6
Senary
2001224041
8
Octal
115106231
10
Decimal
20221081
12
Duodecimal
6932021
16
Hexadecimal
1348c99
20
Vigesimal
667ce1
36
Base36
c1eop
md5
c274d4e8dd0f9a3f795893012272c833
sha1
1a797799a1aafedb5399b52a1e6f9d35a7c289d2
sha256
cec44e9b2f1011daa9746432407b5405388769feef0a7e2048e1f8672639b614
sha512
fb930804957e0ad824d257f7788774a10d53cd958d27c69e094e4c9c0c534c8396548d997ac63a05fdc1702260a3dbfadb1ef92dacd91789e022b0e6c6882b44
ripemd-160
10cb06fa2c627431e873d290aa27ed64ab699d62
Diameter
40442162
Circumference
127052799.03449
Area
1.2845724702766E+15
Volume
3.4633925295776E+22
Surface area
5.1382898811062E+15
Circumference
127052799.03449
Perimeter
80884324
Area
408892116808561
Diagonal
28596926.996045
Surface area
2453352700851366
Volume
8.2682406142474E+21
Space diagonal
35023939.675966
Perimeter
60663243
Area
1.770554802817E+14
Altitude
17511969.837983
Surface area
1.770554802817E+14
Volume
9.7442150113606E+20
Height
9532308.9986816