20402205 is an odd 8-digits composite number following 20402204
and preceding 20402206 . In scientific notation, it is written as 2.0402205 × 10^7.
The sum of its digits is 15. It has a total of 4 prime factors and 16 positive divisors.
There are 10727360 positive integers (up to 20402205) that are relatively prime to 20402205.
20402205 has 16 divisors, whose sum is 33105024
The reverse of 20402205 is 50220402
Previous prime number is 71
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 15
Digital Root 6
Name
twenty million four hundred two thousand two hundred five
Scientific notation
2.0402205 × 10^7
Engineering notation
2.0402205 × 10^6
Prime Factorization
3 × 5 × 71 × 19157
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
20402205
Product of the distinct prime numbers
The prime factorization of 20402205 is 3 × 5 × 71 × 19157.
Since it has a total of 4 prime factors.
2 , 9 , 55 , 85 , 959 , 991 , 6685 , 1004 , 60181 , 35980 , 748288 , 132576 , 3371555 , 1034905 , 10131578 , 90127451 , 202965978 , 279935703 , 3028266137 , 6236827528
n×2
40804410
n×3
61206615
n×4
81608820
n×5
102011025
n÷2
10201102.5
n÷3
6800735
n÷3
5100551.25
n÷5
4080441
n2
416249968862025
n3
8.4924171959667E+21
n4
1.7326403657764E+29
n5
3.5349683933844E+36
2 √n
4516.8800072616
3 √n
273.24928591112
4 √n
67.207737703792
5 √n
28.969127913586
1 , 3 , 5 , 15 , 71 , 213 , 355 , 1065 , 19157 , 57471 , 95785 , 287355 , 1360147 , 4080441 , 6800735 , 20402205
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
-20402204
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 20402205 can be divided by 16 positive divisors.
The sum of these divisors (counting 20402205) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001101110101000000011101
3
Ternary
1102101112120020
4
Quaternary
1031311000131
5
Quinary
20210332310
6
Senary
2005142353
8
Octal
115650035
10
Decimal
20402205
12
Duodecimal
69ba9b9
16
Hexadecimal
137501d
20
Vigesimal
67a5a5
36
Base36
c5afx
md5
7e4e64f3871d92c6b08052ba6ae4ceb7
sha1
731d15a130852afa351fb01e7abfb5c3fa10a17e
sha256
9eedbc1c8914218fe24f66c0327cc9f0b10c428e3894dbc61891604b2a577357
sha512
edd191d7269f63d519126b7a22603680534cc812ab3e422559832eb666e04b125b13b540486e12751040eac05e7ce0cde2d64c45ec51ee692c51012f2ba08431
ripemd-160
3680b9f72e591968199beb0492c0f7634ece8bf5
Diameter
40804410
Circumference
128190834.69007
Area
1.3076878442339E+15
Volume
3.5572953965425E+22
Surface area
5.2307513769357E+15
Circumference
128190834.69007
Perimeter
81608820
Area
416249968862025
Diagonal
28853075.013316
Surface area
2497499813172150
Volume
8.4924171959667E+21
Space diagonal
35337655.646436
Perimeter
61206615
Area
1.802415236795E+14
Altitude
17668827.823218
Surface area
1.802415236795E+14
Volume
1.0008409646555E+21
Height
9617691.6711054