20408566 is an even 8-digits composite number following 20408565
and preceding 20408567 . In scientific notation, it is written as 2.0408566 × 10^7.
The sum of its digits is 31. It has a total of 2 prime factors and 4 positive divisors.
There are 10204282 positive integers (up to 20408566) that are relatively prime to 20408566.
20408566 has 4 divisors, whose sum is 30612852
The reverse of 20408566 is 66580402
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 31
Digital Root 4
Name
twenty million four hundred eight thousand five hundred sixty-six
Scientific notation
2.0408566 × 10^7
Engineering notation
2.0408566 × 10^6
Prime Factorization
2 × 10204283
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20408566
Product of the distinct prime numbers
The prime factorization of 20408566 is 2 × 10204283.
Since it has a total of 2 prime factors.
7 , 7 , 14 , 85 , 428 , 71 , 2125 , 199 , 57665 , 99565 , 401946 , 776309 , 5022993 , 5113092 , 42119374 , 70894487 , 331907005 , 764651317 , 6255533125 , 5869048270
n×2
40817132
n×3
61225698
n×4
81634264
n×5
102042830
n÷2
10204283
n÷3
6802855.3333333
n÷3
5102141.5
n÷5
4081713.2
n2
416509566176356
n3
8.5003629709415E+21
n4
1.7348021871642E+29
n5
3.5404824933684E+36
2 √n
4517.5840888687
3 √n
273.27768085013
4 √n
67.212975598977
5 √n
28.970934087438
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
-20408565
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 20408566 can be divided by 4 positive divisors.
The sum of these divisors (counting 20408566) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001101110110100011110110
3
Ternary
1102101212021211
4
Quaternary
1031312203312
5
Quinary
20211033231
6
Senary
2005232034
8
Octal
115664366
10
Decimal
20408566
12
Duodecimal
6a0261a
16
Hexadecimal
13768f6
20
Vigesimal
67b186
36
Base36
c5fcm
md5
852e7cb3d8d37c2901739b80f8c38294
sha1
9bb1f427c62b5f8d9488e4719f9e708bfee36d2f
sha256
7f2f9301b40b3de90a7308b32d9823dfe33d9cfc2f7ea616287cf4de3662dd49
sha512
9e28e40b76e21e701e6c9212bd608e6d6031b97a0349a4aa9b3e823230175abaa3a766fde8d5a50b40a35799d9475665f364ddc6e85d07a8f6c5ab3fa5e971ce
ripemd-160
018e91aeaefefc8bb34a071d704e5a0c09839c1e
Diameter
40817132
Circumference
128230802.0318
Area
1.3085033932495E+15
Volume
3.5606237149809E+22
Surface area
5.234013572998E+15
Circumference
128230802.0318
Perimeter
81634264
Area
416509566176356
Diagonal
28862070.825786
Surface area
2499057397058136
Volume
8.5003629709415E+21
Space diagonal
35348673.221623
Perimeter
61225698
Area
1.8035393261398E+14
Altitude
17674336.610811
Surface area
1.8035393261398E+14
Volume
1.0017773832166E+21
Height
9620690.2752621