21105066 is an even 8-digits composite number following 21105065
and preceding 21105067 . In scientific notation, it is written as 2.1105066 × 10^7.
The sum of its digits is 21. It has a total of 4 prime factors and 16 positive divisors.
There are 6962304 positive integers (up to 21105066) that are relatively prime to 21105066.
21105066 has 16 divisors, whose sum is 42646464
The reverse of 21105066 is 66050112
Previous prime number is 97
Is Prime? no
Number parity even
Number length 8
Sum of Digits 21
Digital Root 3
Name
twenty-one million one hundred five thousand sixty-six
Scientific notation
2.1105066 × 10^7
Engineering notation
2.1105066 × 10^6
Prime Factorization
2 × 3 × 97 × 36263
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
21105066
Product of the distinct prime numbers
The prime factorization of 21105066 is 2 × 3 × 97 × 36263.
Since it has a total of 4 prime factors.
10 , 10 , 76 , 8 , 483 , 422 , 8809 , 5795 , 19320 , 75287 , 423830 , 409756 , 6681330 , 6164544 , 44626052 , 64131548 , 473965996 , 395030984 , 5730995727 , 8069010338
n×2
42210132
n×3
63315198
n×4
84420264
n×5
105525330
n÷2
10552533
n÷3
7035022
n÷3
5276266.5
n÷5
4221013.2
n2
445423810864356
n3
9.4006989262638E+21
n4
1.9840237128493E+29
n5
4.1872951405249E+36
2 √n
4594.0250325831
3 √n
276.35176215849
4 √n
67.779237474193
5 √n
29.166031662382
1 , 2 , 3 , 6 , 97 , 194 , 291 , 582 , 36263 , 72526 , 108789 , 217578 , 3517511 , 7035022 , 10552533 , 21105066
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21105065
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21105066 can be divided by 16 positive divisors.
The sum of these divisors (counting 21105066) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1010000100000100110101010
3
Ternary
1110201020201010
4
Quaternary
1100200212222
5
Quinary
20400330231
6
Senary
2032204350
8
Octal
120404652
10
Decimal
21105066
12
Duodecimal
70996b6
16
Hexadecimal
14209aa
20
Vigesimal
6bi2d6
36
Base36
ckcru
md5
b40ac1b614f84f14a621e88e8c0feb39
sha1
25e22418604d4426a3d87ad5af7bbc81d5d05be8
sha256
d48763c7289dc3ec68d89a14db9c5ace1704c2c14b3d2a9729715da493b75cce
sha512
25519576133a95e496d9c22d8d3607d6e5fcd8a435e02cd9547061868cb10dd5ee9d15b12a0d5dbf5be0937e82f74ec756a211151ba4683924b6d25e23f77dd3
ripemd-160
2868197f6780f37b91a906fa15226879cebdb22a
Diameter
42210132
Circumference
132607040.59826
Area
1.3993401719454E+15
Volume
3.937755558048E+22
Surface area
5.5973606877817E+15
Circumference
132607040.59826
Perimeter
84420264
Area
445423810864356
Diagonal
29847070.571979
Surface area
2672542865186136
Volume
9.4006989262638E+21
Space diagonal
36555046.609094
Perimeter
63315198
Area
1.928741678295E+14
Altitude
18277523.304547
Surface area
1.928741678295E+14
Volume
1.107882993109E+21
Height
9949023.5239931